38982550

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 74995200

約数和(自身を除く): 36012650

約数列:

[1, 2, 5, 10, 25, 50, 71, 79, 139, 142, 158, 278, 355, 395, 695, 710, 790, 1390, 1775, 1975, 3475, 3550, 3950, 5609, 6950, 9869, 10981, 11218, 19738, 21962, 28045, 49345, 54905, 56090, 98690, 109810, 140225, 246725, 274525, 280450, 493450, 549050, 779651, 1559302, 3898255, 7796510, 19491275, 38982550]

約数ペア:

[(1, 38982550), (2, 19491275), (5, 7796510), (10, 3898255), (25, 1559302), (50, 779651), (71, 549050), (79, 493450), (139, 280450), (142, 274525), (158, 246725), (278, 140225), (355, 109810), (395, 98690), (695, 56090), (710, 54905), (790, 49345), (1390, 28045), (1775, 21962), (1975, 19738), (3475, 11218), (3550, 10981), (3950, 9869), (5609, 6950)]