24660775

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 24

約数和(自身を含む): 31582304

約数和(自身を除く): 6921529

約数列:

[1, 5, 25, 61, 103, 157, 305, 515, 785, 1525, 2575, 3925, 6283, 9577, 16171, 31415, 47885, 80855, 157075, 239425, 404275, 986431, 4932155, 24660775]

約数ペア:

[(1, 24660775), (5, 4932155), (25, 986431), (61, 404275), (103, 239425), (157, 157075), (305, 80855), (515, 47885), (785, 31415), (1525, 16171), (2575, 9577), (3925, 6283)]