64971010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1607}}^1$

素因数の和:1938

約数の個数: 32

約数和(自身を含む): 126427392

約数和(自身を除く): 61456382

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 1555, 1607, 3110, 3214, 4043, 8035, 8086, 16070, 20215, 20891, 40430, 41782, 104455, 208910, 499777, 999554, 2498885, 4997770, 6497101, 12994202, 32485505, 64971010]

約数ペア:

[(1, 64971010), (2, 32485505), (5, 12994202), (10, 6497101), (13, 4997770), (26, 2498885), (65, 999554), (130, 499777), (311, 208910), (622, 104455), (1555, 41782), (1607, 40430), (3110, 20891), (3214, 20215), (4043, 16070), (8035, 8086)]