260312975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2609}}^1$

素因数の和:2939

約数の個数: 24

約数和(自身を含む): 348883920

約数和(自身を除く): 88570945

約数列:

[1, 5, 13, 25, 65, 307, 325, 1535, 2609, 3991, 7675, 13045, 19955, 33917, 65225, 99775, 169585, 800963, 847925, 4004815, 10412519, 20024075, 52062595, 260312975]

約数ペア:

[(1, 260312975), (5, 52062595), (13, 20024075), (25, 10412519), (65, 4004815), (307, 847925), (325, 800963), (1535, 169585), (2609, 99775), (3991, 65225), (7675, 33917), (13045, 19955)]