520045825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{1600141}}^1$

素因数の和:1600164

約数の個数: 12

約数和(自身を含む): 694461628

約数和(自身を除く): 174415803

約数列:

[1, 5, 13, 25, 65, 325, 1600141, 8000705, 20801833, 40003525, 104009165, 520045825]

約数ペア:

[(1, 520045825), (5, 104009165), (13, 40003525), (25, 20801833), (65, 8000705), (325, 1600141)]