28651450

素因数分解:

$2^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{1429}}^1$

素因数の和:1842

約数の個数: 24

約数和(自身を含む): 53461980

約数和(自身を除く): 24810530

約数列:

[1, 2, 5, 10, 25, 50, 401, 802, 1429, 2005, 2858, 4010, 7145, 10025, 14290, 20050, 35725, 71450, 573029, 1146058, 2865145, 5730290, 14325725, 28651450]

約数ペア:

[(1, 28651450), (2, 14325725), (5, 5730290), (10, 2865145), (25, 1146058), (50, 573029), (401, 71450), (802, 35725), (1429, 20050), (2005, 14290), (2858, 10025), (4010, 7145)]