8158475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{1931}}^1$

素因数の和:1967

約数の個数: 18

約数和(自身を含む): 10960236

約数和(自身を除く): 2801761

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 1931, 4225, 9655, 25103, 48275, 125515, 326339, 627575, 1631695, 8158475]

約数ペア:

[(1, 8158475), (5, 1631695), (13, 627575), (25, 326339), (65, 125515), (169, 48275), (325, 25103), (845, 9655), (1931, 4225)]