90235925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2749}}^1$

素因数の和:2873

約数の個数: 24

約数和(自身を含む): 121737000

約数和(自身を除く): 31501075

約数列:

[1, 5, 13, 25, 65, 101, 325, 505, 1313, 2525, 2749, 6565, 13745, 32825, 35737, 68725, 178685, 277649, 893425, 1388245, 3609437, 6941225, 18047185, 90235925]

約数ペア:

[(1, 90235925), (5, 18047185), (13, 6941225), (25, 3609437), (65, 1388245), (101, 893425), (325, 277649), (505, 178685), (1313, 68725), (2525, 35737), (2749, 32825), (6565, 13745)]