72828640

素因数分解:

$2^5\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1201}}^1$

素因数の和:1595

約数の個数: 48

約数和(自身を含む): 172655280

約数和(自身を除く): 99826640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 379, 758, 1201, 1516, 1895, 2402, 3032, 3790, 4804, 6005, 6064, 7580, 9608, 12010, 12128, 15160, 19216, 24020, 30320, 38432, 48040, 60640, 96080, 192160, 455179, 910358, 1820716, 2275895, 3641432, 4551790, 7282864, 9103580, 14565728, 18207160, 36414320, 72828640]

約数ペア:

[(1, 72828640), (2, 36414320), (4, 18207160), (5, 14565728), (8, 9103580), (10, 7282864), (16, 4551790), (20, 3641432), (32, 2275895), (40, 1820716), (80, 910358), (160, 455179), (379, 192160), (758, 96080), (1201, 60640), (1516, 48040), (1895, 38432), (2402, 30320), (3032, 24020), (3790, 19216), (4804, 15160), (6005, 12128), (6064, 12010), (7580, 9608)]