289375775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{30703}}^1$

素因数の和:30755

約数の個数: 24

約数和(自身を含む): 399766080

約数和(自身を除く): 110390305

約数列:

[1, 5, 13, 25, 29, 65, 145, 325, 377, 725, 1885, 9425, 30703, 153515, 399139, 767575, 890387, 1995695, 4451935, 9978475, 11575031, 22259675, 57875155, 289375775]

約数ペア:

[(1, 289375775), (5, 57875155), (13, 22259675), (25, 11575031), (29, 9978475), (65, 4451935), (145, 1995695), (325, 890387), (377, 767575), (725, 399139), (1885, 153515), (9425, 30703)]