71315620

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{5651}}^1$

素因数の和:6291

約数の個数: 24

約数和(自身を含む): 150026688

約数和(自身を除く): 78711068

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 5651, 6310, 11302, 12620, 22604, 28255, 56510, 113020, 3565781, 7131562, 14263124, 17828905, 35657810, 71315620]

約数ペア:

[(1, 71315620), (2, 35657810), (4, 17828905), (5, 14263124), (10, 7131562), (20, 3565781), (631, 113020), (1262, 56510), (2524, 28255), (3155, 22604), (5651, 12620), (6310, 11302)]