25135820

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2837}}^1$

素因数の和:3289

約数の個数: 24

約数和(自身を含む): 52923024

約数和(自身を除く): 27787204

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 2837, 4430, 5674, 8860, 11348, 14185, 28370, 56740, 1256791, 2513582, 5027164, 6283955, 12567910, 25135820]

約数ペア:

[(1, 25135820), (2, 12567910), (4, 6283955), (5, 5027164), (10, 2513582), (20, 1256791), (443, 56740), (886, 28370), (1772, 14185), (2215, 11348), (2837, 8860), (4430, 5674)]