25542520

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5651}}^1$

素因数の和:5775

約数の個数: 32

約数和(自身を含む): 57989520

約数和(自身を除く): 32447000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 5651, 11302, 22604, 28255, 45208, 56510, 113020, 226040, 638563, 1277126, 2554252, 3192815, 5108504, 6385630, 12771260, 25542520]

約数ペア:

[(1, 25542520), (2, 12771260), (4, 6385630), (5, 5108504), (8, 3192815), (10, 2554252), (20, 1277126), (40, 638563), (113, 226040), (226, 113020), (452, 56510), (565, 45208), (904, 28255), (1130, 22604), (2260, 11302), (4520, 5651)]