220057825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1571}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 294731136

約数和(自身を除く): 74673311

約数列:

[1, 5, 13, 25, 65, 325, 431, 1571, 2155, 5603, 7855, 10775, 20423, 28015, 39275, 102115, 140075, 510575, 677101, 3385505, 8802313, 16927525, 44011565, 220057825]

約数ペア:

[(1, 220057825), (5, 44011565), (13, 16927525), (25, 8802313), (65, 3385505), (325, 677101), (431, 510575), (1571, 140075), (2155, 102115), (5603, 39275), (7855, 28015), (10775, 20423)]