90898025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{88681}}^1$

素因数の和:88732

約数の個数: 12

約数和(自身を含む): 115463964

約数和(自身を除く): 24565939

約数列:

[1, 5, 25, 41, 205, 1025, 88681, 443405, 2217025, 3635921, 18179605, 90898025]

約数ペア:

[(1, 90898025), (5, 18179605), (25, 3635921), (41, 2217025), (205, 443405), (1025, 88681)]