20077525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 27046880

約数和(自身を除く): 6969355

約数列:

[1, 5, 13, 25, 65, 163, 325, 379, 815, 1895, 2119, 4075, 4927, 9475, 10595, 24635, 52975, 61777, 123175, 308885, 803101, 1544425, 4015505, 20077525]

約数ペア:

[(1, 20077525), (5, 4015505), (13, 1544425), (25, 803101), (65, 308885), (163, 123175), (325, 61777), (379, 52975), (815, 24635), (1895, 10595), (2119, 9475), (4075, 4927)]