51081025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3469}}^1$

素因数の和:3529

約数の個数: 24

約数和(自身を含む): 68844800

約数和(自身を除く): 17763775

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 3469, 14725, 17345, 65911, 86725, 107539, 329555, 537695, 1647775, 2043241, 2688475, 10216205, 51081025]

約数ペア:

[(1, 51081025), (5, 10216205), (19, 2688475), (25, 2043241), (31, 1647775), (95, 537695), (155, 329555), (475, 107539), (589, 86725), (775, 65911), (2945, 17345), (3469, 14725)]