12553664825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{398213}}^1$

素因数の和:398333

約数の個数: 24

約数和(自身を含む): 16936837848

約数和(自身を除く): 4383173023

約数列:

[1, 5, 13, 25, 65, 97, 325, 485, 1261, 2425, 6305, 31525, 398213, 1991065, 5176769, 9955325, 25883845, 38626661, 129419225, 193133305, 502146593, 965666525, 2510732965, 12553664825]

約数ペア:

[(1, 12553664825), (5, 2510732965), (13, 965666525), (25, 502146593), (65, 193133305), (97, 129419225), (325, 38626661), (485, 25883845), (1261, 9955325), (2425, 5176769), (6305, 1991065), (31525, 398213)]