80490860

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{14221}}^1$

素因数の和:14513

約数の個数: 24

約数和(自身を含む): 169640016

約数和(自身を除く): 89149156

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 5660, 14221, 28442, 56884, 71105, 142210, 284420, 4024543, 8049086, 16098172, 20122715, 40245430, 80490860]

約数ペア:

[(1, 80490860), (2, 40245430), (4, 20122715), (5, 16098172), (10, 8049086), (20, 4024543), (283, 284420), (566, 142210), (1132, 71105), (1415, 56884), (2830, 28442), (5660, 14221)]