53888025

素因数分解:

$3^1\times 5^2\times {\mathrm{661}}^1\times {\mathrm{1087}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 89311744

約数和(自身を除く): 35423719

約数列:

[1, 3, 5, 15, 25, 75, 661, 1087, 1983, 3261, 3305, 5435, 9915, 16305, 16525, 27175, 49575, 81525, 718507, 2155521, 3592535, 10777605, 17962675, 53888025]

約数ペア:

[(1, 53888025), (3, 17962675), (5, 10777605), (15, 3592535), (25, 2155521), (75, 718507), (661, 81525), (1087, 49575), (1983, 27175), (3261, 16525), (3305, 16305), (5435, 9915)]