80951180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139571}}^1$

素因数の和:139609

約数の個数: 24

約数和(自身を含む): 175860720

約数和(自身を除く): 94909540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 139571, 279142, 558284, 697855, 1395710, 2791420, 4047559, 8095118, 16190236, 20237795, 40475590, 80951180]

約数ペア:

[(1, 80951180), (2, 40475590), (4, 20237795), (5, 16190236), (10, 8095118), (20, 4047559), (29, 2791420), (58, 1395710), (116, 697855), (145, 558284), (290, 279142), (580, 139571)]