7474025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 36

約数和(自身を含む): 10551780

約数和(自身を除く): 3077755

約数列:

[1, 5, 13, 25, 29, 61, 65, 145, 169, 305, 325, 377, 725, 793, 845, 1525, 1769, 1885, 3965, 4225, 4901, 8845, 9425, 10309, 19825, 22997, 24505, 44225, 51545, 114985, 122525, 257725, 298961, 574925, 1494805, 7474025]

約数ペア:

[(1, 7474025), (5, 1494805), (13, 574925), (25, 298961), (29, 257725), (61, 122525), (65, 114985), (145, 51545), (169, 44225), (305, 24505), (325, 22997), (377, 19825), (725, 10309), (793, 9425), (845, 8845), (1525, 4901), (1769, 4225), (1885, 3965)]