39405925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 56402640

約数和(自身を除く): 16996715

約数列:

[1, 5, 13, 25, 29, 37, 65, 113, 145, 185, 325, 377, 481, 565, 725, 925, 1073, 1469, 1885, 2405, 2825, 3277, 4181, 5365, 7345, 9425, 12025, 13949, 16385, 20905, 26825, 36725, 42601, 54353, 69745, 81925, 104525, 121249, 213005, 271765, 348725, 606245, 1065025, 1358825, 1576237, 3031225, 7881185, 39405925]

約数ペア:

[(1, 39405925), (5, 7881185), (13, 3031225), (25, 1576237), (29, 1358825), (37, 1065025), (65, 606245), (113, 348725), (145, 271765), (185, 213005), (325, 121249), (377, 104525), (481, 81925), (565, 69745), (725, 54353), (925, 42601), (1073, 36725), (1469, 26825), (1885, 20905), (2405, 16385), (2825, 13949), (3277, 12025), (4181, 9425), (5365, 7345)]