91158890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 180403200

約数和(自身を除く): 89244310

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 79, 115, 145, 158, 173, 230, 290, 346, 395, 667, 790, 865, 1334, 1730, 1817, 2291, 3335, 3634, 3979, 4582, 5017, 6670, 7958, 9085, 10034, 11455, 13667, 18170, 19895, 22910, 25085, 27334, 39790, 50170, 52693, 68335, 105386, 115391, 136670, 230782, 263465, 314341, 396343, 526930, 576955, 628682, 792686, 1153910, 1571705, 1981715, 3143410, 3963430, 9115889, 18231778, 45579445, 91158890]

約数ペア:

[(1, 91158890), (2, 45579445), (5, 18231778), (10, 9115889), (23, 3963430), (29, 3143410), (46, 1981715), (58, 1571705), (79, 1153910), (115, 792686), (145, 628682), (158, 576955), (173, 526930), (230, 396343), (290, 314341), (346, 263465), (395, 230782), (667, 136670), (790, 115391), (865, 105386), (1334, 68335), (1730, 52693), (1817, 50170), (2291, 39790), (3335, 27334), (3634, 25085), (3979, 22910), (4582, 19895), (5017, 18170), (6670, 13667), (7958, 11455), (9085, 10034)]