31127590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1607}}^1$

素因数の和:1776

約数の個数: 32

約数和(自身を含む): 60782400

約数和(自身を除く): 29654810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1607, 1937, 3214, 3874, 8035, 9685, 16070, 19370, 20891, 41782, 104455, 208910, 239443, 478886, 1197215, 2394430, 3112759, 6225518, 15563795, 31127590]

約数ペア:

[(1, 31127590), (2, 15563795), (5, 6225518), (10, 3112759), (13, 2394430), (26, 1197215), (65, 478886), (130, 239443), (149, 208910), (298, 104455), (745, 41782), (1490, 20891), (1607, 19370), (1937, 16070), (3214, 9685), (3874, 8035)]