205012925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{4967}}^1$

素因数の和:5117

約数の個数: 24

約数和(自身を含む): 275982336

約数和(自身を除く): 70969411

約数列:

[1, 5, 13, 25, 65, 127, 325, 635, 1651, 3175, 4967, 8255, 24835, 41275, 64571, 124175, 322855, 630809, 1614275, 3154045, 8200517, 15770225, 41002585, 205012925]

約数ペア:

[(1, 205012925), (5, 41002585), (13, 15770225), (25, 8200517), (65, 3154045), (127, 1614275), (325, 630809), (635, 322855), (1651, 124175), (3175, 64571), (4967, 41275), (8255, 24835)]