128181776

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2287}}^1$

素因数の和:2439

約数の個数: 40

約数和(自身を含む): 258745344

約数和(自身を除く): 130563568

約数列:

[1, 2, 4, 8, 16, 31, 62, 113, 124, 226, 248, 452, 496, 904, 1808, 2287, 3503, 4574, 7006, 9148, 14012, 18296, 28024, 36592, 56048, 70897, 141794, 258431, 283588, 516862, 567176, 1033724, 1134352, 2067448, 4134896, 8011361, 16022722, 32045444, 64090888, 128181776]

約数ペア:

[(1, 128181776), (2, 64090888), (4, 32045444), (8, 16022722), (16, 8011361), (31, 4134896), (62, 2067448), (113, 1134352), (124, 1033724), (226, 567176), (248, 516862), (452, 283588), (496, 258431), (904, 141794), (1808, 70897), (2287, 56048), (3503, 36592), (4574, 28024), (7006, 18296), (9148, 14012)]