20117525

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{593}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 26516160

約数和(自身を除く): 6398635

約数列:

[1, 5, 23, 25, 59, 115, 295, 575, 593, 1357, 1475, 2965, 6785, 13639, 14825, 33925, 34987, 68195, 174935, 340975, 804701, 874675, 4023505, 20117525]

約数ペア:

[(1, 20117525), (5, 4023505), (23, 874675), (25, 804701), (59, 340975), (115, 174935), (295, 68195), (575, 34987), (593, 33925), (1357, 14825), (1475, 13639), (2965, 6785)]