66812525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1231}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 89827584

約数和(自身を除く): 23015059

約数列:

[1, 5, 13, 25, 65, 167, 325, 835, 1231, 2171, 4175, 6155, 10855, 16003, 30775, 54275, 80015, 205577, 400075, 1027885, 2672501, 5139425, 13362505, 66812525]

約数ペア:

[(1, 66812525), (5, 13362505), (13, 5139425), (25, 2672501), (65, 1027885), (167, 400075), (325, 205577), (835, 80015), (1231, 54275), (2171, 30775), (4175, 16003), (6155, 10855)]