64807730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{498521}}^1$

素因数の和:498541

約数の個数: 16

約数和(自身を含む): 125627544

約数和(自身を除く): 60819814

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 498521, 997042, 2492605, 4985210, 6480773, 12961546, 32403865, 64807730]

約数ペア:

[(1, 64807730), (2, 32403865), (5, 12961546), (10, 6480773), (13, 4985210), (26, 2492605), (65, 997042), (130, 498521)]