328745950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{505763}}^1$

素因数の和:505788

約数の個数: 24

約数和(自身を含む): 658504728

約数和(自身を除く): 329758778

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 505763, 1011526, 2528815, 5057630, 6574919, 12644075, 13149838, 25288150, 32874595, 65749190, 164372975, 328745950]

約数ペア:

[(1, 328745950), (2, 164372975), (5, 65749190), (10, 32874595), (13, 25288150), (25, 13149838), (26, 12644075), (50, 6574919), (65, 5057630), (130, 2528815), (325, 1011526), (650, 505763)]