25905380

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2113}}^1$

素因数の和:2735

約数の個数: 24

約数和(自身を含む): 54515832

約数和(自身を除く): 28610452

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2113, 2452, 3065, 4226, 6130, 8452, 10565, 12260, 21130, 42260, 1295269, 2590538, 5181076, 6476345, 12952690, 25905380]

約数ペア:

[(1, 25905380), (2, 12952690), (4, 6476345), (5, 5181076), (10, 2590538), (20, 1295269), (613, 42260), (1226, 21130), (2113, 12260), (2452, 10565), (3065, 8452), (4226, 6130)]