55807550

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 107685072

約数和(自身を除く): 51877522

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 101, 202, 215, 257, 430, 505, 514, 1010, 1075, 1285, 2150, 2525, 2570, 4343, 5050, 6425, 8686, 11051, 12850, 21715, 22102, 25957, 43430, 51914, 55255, 108575, 110510, 129785, 217150, 259570, 276275, 552550, 648925, 1116151, 1297850, 2232302, 5580755, 11161510, 27903775, 55807550]

約数ペア:

[(1, 55807550), (2, 27903775), (5, 11161510), (10, 5580755), (25, 2232302), (43, 1297850), (50, 1116151), (86, 648925), (101, 552550), (202, 276275), (215, 259570), (257, 217150), (430, 129785), (505, 110510), (514, 108575), (1010, 55255), (1075, 51914), (1285, 43430), (2150, 25957), (2525, 22102), (2570, 21715), (4343, 12850), (5050, 11051), (6425, 8686)]