77087440

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18181}}^1$

素因数の和:18247

約数の個数: 40

約数和(自身を含む): 182620008

約数和(自身を除く): 105532568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 18181, 36362, 72724, 90905, 145448, 181810, 290896, 363620, 727240, 963593, 1454480, 1927186, 3854372, 4817965, 7708744, 9635930, 15417488, 19271860, 38543720, 77087440]

約数ペア:

[(1, 77087440), (2, 38543720), (4, 19271860), (5, 15417488), (8, 9635930), (10, 7708744), (16, 4817965), (20, 3854372), (40, 1927186), (53, 1454480), (80, 963593), (106, 727240), (212, 363620), (265, 290896), (424, 181810), (530, 145448), (848, 90905), (1060, 72724), (2120, 36362), (4240, 18181)]