259207875

素因数分解:

$3^2\times 5^3\times {\mathrm{113}}^1\times {\mathrm{2039}}^1$

素因数の和:2173

約数の個数: 48

約数和(自身を含む): 471631680

約数和(自身を除く): 212423805

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 125, 225, 339, 375, 565, 1017, 1125, 1695, 2039, 2825, 5085, 6117, 8475, 10195, 14125, 18351, 25425, 30585, 42375, 50975, 91755, 127125, 152925, 230407, 254875, 458775, 691221, 764625, 1152035, 2073663, 2293875, 3456105, 5760175, 10368315, 17280525, 28800875, 51841575, 86402625, 259207875]

約数ペア:

[(1, 259207875), (3, 86402625), (5, 51841575), (9, 28800875), (15, 17280525), (25, 10368315), (45, 5760175), (75, 3456105), (113, 2293875), (125, 2073663), (225, 1152035), (339, 764625), (375, 691221), (565, 458775), (1017, 254875), (1125, 230407), (1695, 152925), (2039, 127125), (2825, 91755), (5085, 50975), (6117, 42375), (8475, 30585), (10195, 25425), (14125, 18351)]