203467225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{1307}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 272482560

約数和(自身を除く): 69015335

約数列:

[1, 5, 13, 25, 65, 325, 479, 1307, 2395, 6227, 6535, 11975, 16991, 31135, 32675, 84955, 155675, 424775, 626053, 3130265, 8138689, 15651325, 40693445, 203467225]

約数ペア:

[(1, 203467225), (5, 40693445), (13, 15651325), (25, 8138689), (65, 3130265), (325, 626053), (479, 424775), (1307, 155675), (2395, 84955), (6227, 32675), (6535, 31135), (11975, 16991)]