27140425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 36

約数和(自身を含む): 37859556

約数和(自身を除く): 10719131

約数列:

[1, 5, 13, 25, 37, 61, 65, 185, 305, 325, 481, 793, 925, 1369, 1525, 2257, 2405, 3965, 6845, 11285, 12025, 17797, 19825, 29341, 34225, 56425, 83509, 88985, 146705, 417545, 444925, 733525, 1085617, 2087725, 5428085, 27140425]

約数ペア:

[(1, 27140425), (5, 5428085), (13, 2087725), (25, 1085617), (37, 733525), (61, 444925), (65, 417545), (185, 146705), (305, 88985), (325, 83509), (481, 56425), (793, 34225), (925, 29341), (1369, 19825), (1525, 17797), (2257, 12025), (2405, 11285), (3965, 6845)]