87491525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4481}}^1$

素因数の和:4573

約数の個数: 24

約数和(自身を含む): 120045888

約数和(自身を除く): 32554363

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 4481, 19525, 22405, 49291, 112025, 246455, 318151, 1232275, 1590755, 3499661, 7953775, 17498305, 87491525]

約数ペア:

[(1, 87491525), (5, 17498305), (11, 7953775), (25, 3499661), (55, 1590755), (71, 1232275), (275, 318151), (355, 246455), (781, 112025), (1775, 49291), (3905, 22405), (4481, 19525)]