129584975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{30671}}^1$

素因数の和:30707

約数の個数: 18

約数和(自身を含む): 174002256

約数和(自身を除く): 44417281

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 30671, 153355, 398723, 766775, 1993615, 5183399, 9968075, 25916995, 129584975]

約数ペア:

[(1, 129584975), (5, 25916995), (13, 9968075), (25, 5183399), (65, 1993615), (169, 766775), (325, 398723), (845, 153355), (4225, 30671)]