25684640

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{701}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 61031880

約数和(自身を除く): 35347240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 458, 701, 916, 1145, 1402, 1832, 2290, 2804, 3505, 3664, 4580, 5608, 7010, 7328, 9160, 11216, 14020, 18320, 22432, 28040, 36640, 56080, 112160, 160529, 321058, 642116, 802645, 1284232, 1605290, 2568464, 3210580, 5136928, 6421160, 12842320, 25684640]

約数ペア:

[(1, 25684640), (2, 12842320), (4, 6421160), (5, 5136928), (8, 3210580), (10, 2568464), (16, 1605290), (20, 1284232), (32, 802645), (40, 642116), (80, 321058), (160, 160529), (229, 112160), (458, 56080), (701, 36640), (916, 28040), (1145, 22432), (1402, 18320), (1832, 14020), (2290, 11216), (2804, 9160), (3505, 7328), (3664, 7010), (4580, 5608)]