161867150

素因数分解:

$2^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{19861}}^1$

素因数の和:20036

約数の個数: 24

約数和(自身を含む): 302935224

約数和(自身を除く): 141068074

約数列:

[1, 2, 5, 10, 25, 50, 163, 326, 815, 1630, 4075, 8150, 19861, 39722, 99305, 198610, 496525, 993050, 3237343, 6474686, 16186715, 32373430, 80933575, 161867150]

約数ペア:

[(1, 161867150), (2, 80933575), (5, 32373430), (10, 16186715), (25, 6474686), (50, 3237343), (163, 993050), (326, 496525), (815, 198610), (1630, 99305), (4075, 39722), (8150, 19861)]