66867925

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{733}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 86010120

約数和(自身を除く): 19142195

約数列:

[1, 5, 25, 41, 89, 205, 445, 733, 1025, 2225, 3649, 3665, 18245, 18325, 30053, 65237, 91225, 150265, 326185, 751325, 1630925, 2674717, 13373585, 66867925]

約数ペア:

[(1, 66867925), (5, 13373585), (25, 2674717), (41, 1630925), (89, 751325), (205, 326185), (445, 150265), (733, 91225), (1025, 65237), (2225, 30053), (3649, 18325), (3665, 18245)]