123961825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1637}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 166348728

約数和(自身を除く): 42386903

約数列:

[1, 5, 13, 25, 65, 233, 325, 1165, 1637, 3029, 5825, 8185, 15145, 21281, 40925, 75725, 106405, 381421, 532025, 1907105, 4958473, 9535525, 24792365, 123961825]

約数ペア:

[(1, 123961825), (5, 24792365), (13, 9535525), (25, 4958473), (65, 1907105), (233, 532025), (325, 381421), (1165, 106405), (1637, 75725), (3029, 40925), (5825, 21281), (8185, 15145)]