64133875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 87744384

約数和(自身を除く): 23610509

約数列:

[1, 5, 13, 25, 61, 65, 125, 305, 325, 647, 793, 1525, 1625, 3235, 3965, 7625, 8411, 16175, 19825, 39467, 42055, 80875, 99125, 197335, 210275, 513071, 986675, 1051375, 2565355, 4933375, 12826775, 64133875]

約数ペア:

[(1, 64133875), (5, 12826775), (13, 4933375), (25, 2565355), (61, 1051375), (65, 986675), (125, 513071), (305, 210275), (325, 197335), (647, 99125), (793, 80875), (1525, 42055), (1625, 39467), (3235, 19825), (3965, 16175), (7625, 8411)]