66475825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1493}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 89478648

約数和(自身を除く): 23002823

約数列:

[1, 5, 13, 25, 65, 137, 325, 685, 1493, 1781, 3425, 7465, 8905, 19409, 37325, 44525, 97045, 204541, 485225, 1022705, 2659033, 5113525, 13295165, 66475825]

約数ペア:

[(1, 66475825), (5, 13295165), (13, 5113525), (25, 2659033), (65, 1022705), (137, 485225), (325, 204541), (685, 97045), (1493, 44525), (1781, 37325), (3425, 19409), (7465, 8905)]