399967525

素因数分解:

$5^2\times {\mathrm{3041}}^1\times {\mathrm{5261}}^1$

素因数の和:8312

約数の個数: 12

約数和(自身を含む): 496217124

約数和(自身を除く): 96249599

約数列:

[1, 5, 25, 3041, 5261, 15205, 26305, 76025, 131525, 15998701, 79993505, 399967525]

約数ペア:

[(1, 399967525), (5, 79993505), (25, 15998701), (3041, 131525), (5261, 76025), (15205, 26305)]