65709790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4871}}^1$

素因数の和:4968

約数の個数: 32

約数和(自身を含む): 126282240

約数和(自身を除く): 60572450

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 4871, 6745, 9742, 13490, 24355, 48710, 92549, 185098, 345841, 462745, 691682, 925490, 1729205, 3458410, 6570979, 13141958, 32854895, 65709790]

約数ペア:

[(1, 65709790), (2, 32854895), (5, 13141958), (10, 6570979), (19, 3458410), (38, 1729205), (71, 925490), (95, 691682), (142, 462745), (190, 345841), (355, 185098), (710, 92549), (1349, 48710), (2698, 24355), (4871, 13490), (6745, 9742)]