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发表于 2021-3-19 08:43:26
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- GMP-ECM 7.0.5-dev [configured with GMP 6.1.2, --enable-asm-redc] [ECM]
- Input number is 45412030379041940005670330105206673889709229142445156563893182723262407139 (74 digits)
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:966578906
- Step 1 took 140ms
- Step 2 took 125ms
- Run 2 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:647251551
- Step 1 took 156ms
- Step 2 took 125ms
- Run 3 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:3878206857
- Step 1 took 140ms
- Step 2 took 125ms
- Run 4 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:3570936347
- Step 1 took 156ms
- Step 2 took 125ms
- Run 5 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:3344596259
- Step 1 took 140ms
- Step 2 took 125ms
- Run 6 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:2516142975
- Step 1 took 156ms
- Step 2 took 125ms
- Run 7 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:2518827497
- Step 1 took 140ms
- Step 2 took 109ms
- Run 8 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:313143066
- Step 1 took 141ms
- Step 2 took 140ms
- Run 9 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:2293500960
- Step 1 took 140ms
- Step 2 took 125ms
- Run 10 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:4035596939
- Step 1 took 141ms
- Step 2 took 124ms
- Run 11 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:1458866845
- Step 1 took 141ms
- Step 2 took 125ms
- Run 12 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:2454416340
- Step 1 took 140ms
- Step 2 took 125ms
- Run 13 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:1961297876
- Step 1 took 140ms
- Step 2 took 125ms
- Run 14 out of 1000:
- Using B1=300000, B2=100000000, polynomial Dickson(3), sigma=1:2902466861
- Step 1 took 140ms
- ********** Factor found in step 1: 754546789847807371403
- Found prime factor of 21 digits: 754546789847807371403
- Prime cofactor 60184512067437963784911974438141494721236910171586313 has 53 digits
复制代码
我的代码如下:
- cd C:\Users\Administrator\Desktop\_123\gmpecm-svn3027-sandybridge
- ecm -one -c 1000 3e5 1e8 < composites | findstr "." >>output
复制代码 |
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