90527975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4019}}^1$

素因数の和:4099

約数の個数: 24

約数和(自身を含む): 121130640

約数和(自身を除く): 30602665

約数列:

[1, 5, 17, 25, 53, 85, 265, 425, 901, 1325, 4019, 4505, 20095, 22525, 68323, 100475, 213007, 341615, 1065035, 1708075, 3621119, 5325175, 18105595, 90527975]

約数ペア:

[(1, 90527975), (5, 18105595), (17, 5325175), (25, 3621119), (53, 1708075), (85, 1065035), (265, 341615), (425, 213007), (901, 100475), (1325, 68323), (4019, 22525), (4505, 20095)]