25948640

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1419

約数の個数: 48

約数和(自身を含む): 61834752

約数和(自身を除く): 35886112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 1277, 2032, 2540, 2554, 4064, 5080, 5108, 6385, 10160, 10216, 12770, 20320, 20432, 25540, 40864, 51080, 102160, 162179, 204320, 324358, 648716, 810895, 1297432, 1621790, 2594864, 3243580, 5189728, 6487160, 12974320, 25948640]

約数ペア:

[(1, 25948640), (2, 12974320), (4, 6487160), (5, 5189728), (8, 3243580), (10, 2594864), (16, 1621790), (20, 1297432), (32, 810895), (40, 648716), (80, 324358), (127, 204320), (160, 162179), (254, 102160), (508, 51080), (635, 40864), (1016, 25540), (1270, 20432), (1277, 20320), (2032, 12770), (2540, 10216), (2554, 10160), (4064, 6385), (5080, 5108)]