28435100

素因数分解:

$2^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{1571}}^1$

素因数の和:1766

約数の個数: 36

約数和(自身を含む): 62084568

約数和(自身を除く): 33649468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 181, 362, 724, 905, 1571, 1810, 3142, 3620, 4525, 6284, 7855, 9050, 15710, 18100, 31420, 39275, 78550, 157100, 284351, 568702, 1137404, 1421755, 2843510, 5687020, 7108775, 14217550, 28435100]

約数ペア:

[(1, 28435100), (2, 14217550), (4, 7108775), (5, 5687020), (10, 2843510), (20, 1421755), (25, 1137404), (50, 568702), (100, 284351), (181, 157100), (362, 78550), (724, 39275), (905, 31420), (1571, 18100), (1810, 15710), (3142, 9050), (3620, 7855), (4525, 6284)]