28284500

素因数分解:

$2^2\times 5^3\times {\mathrm{56569}}^1$

素因数の和:56588

約数の個数: 24

約数和(自身を含む): 61774440

約数和(自身を除く): 33489940

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 56569, 113138, 226276, 282845, 565690, 1131380, 1414225, 2828450, 5656900, 7071125, 14142250, 28284500]

約数ペア:

[(1, 28284500), (2, 14142250), (4, 7071125), (5, 5656900), (10, 2828450), (20, 1414225), (25, 1131380), (50, 565690), (100, 282845), (125, 226276), (250, 113138), (500, 56569)]