72165525

素因数分解:

$3^1\times 5^2\times {\mathrm{449}}^1\times {\mathrm{2143}}^1$

素因数の和:2605

約数の個数: 24

約数和(自身を含む): 119635200

約数和(自身を除く): 47469675

約数列:

[1, 3, 5, 15, 25, 75, 449, 1347, 2143, 2245, 6429, 6735, 10715, 11225, 32145, 33675, 53575, 160725, 962207, 2886621, 4811035, 14433105, 24055175, 72165525]

約数ペア:

[(1, 72165525), (3, 24055175), (5, 14433105), (15, 4811035), (25, 2886621), (75, 962207), (449, 160725), (1347, 53575), (2143, 33675), (2245, 32145), (6429, 11225), (6735, 10715)]