80409518

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 152064000

約数和(自身を除く): 71654482

約数列:

[1, 2, 7, 14, 23, 29, 46, 58, 79, 109, 158, 161, 203, 218, 322, 406, 553, 667, 763, 1106, 1334, 1526, 1817, 2291, 2507, 3161, 3634, 4582, 4669, 5014, 6322, 8611, 9338, 12719, 16037, 17222, 17549, 22127, 25438, 32074, 35098, 44254, 52693, 60277, 72703, 105386, 120554, 145406, 198053, 249719, 368851, 396106, 499438, 508921, 737702, 1017842, 1386371, 1748033, 2772742, 3496066, 5743537, 11487074, 40204759, 80409518]

約数ペア:

[(1, 80409518), (2, 40204759), (7, 11487074), (14, 5743537), (23, 3496066), (29, 2772742), (46, 1748033), (58, 1386371), (79, 1017842), (109, 737702), (158, 508921), (161, 499438), (203, 396106), (218, 368851), (322, 249719), (406, 198053), (553, 145406), (667, 120554), (763, 105386), (1106, 72703), (1334, 60277), (1526, 52693), (1817, 44254), (2291, 35098), (2507, 32074), (3161, 25438), (3634, 22127), (4582, 17549), (4669, 17222), (5014, 16037), (6322, 12719), (8611, 9338)]