25481475

素因数分解:

$3^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1039}}^1$

素因数の和:1164

約数の個数: 36

約数和(自身を含む): 46103200

約数和(自身を除く): 20621725

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 109, 225, 327, 545, 981, 1039, 1635, 2725, 3117, 4905, 5195, 8175, 9351, 15585, 24525, 25975, 46755, 77925, 113251, 233775, 339753, 566255, 1019259, 1698765, 2831275, 5096295, 8493825, 25481475]

約数ペア:

[(1, 25481475), (3, 8493825), (5, 5096295), (9, 2831275), (15, 1698765), (25, 1019259), (45, 566255), (75, 339753), (109, 233775), (225, 113251), (327, 77925), (545, 46755), (981, 25975), (1039, 24525), (1635, 15585), (2725, 9351), (3117, 8175), (4905, 5195)]