76791920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2659}}^1$

素因数の和:2710

約数の個数: 60

約数和(自身を含む): 188503560

約数和(自身を除く): 111711640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2659, 2888, 3610, 5318, 5776, 7220, 10636, 13295, 14440, 21272, 26590, 28880, 42544, 50521, 53180, 101042, 106360, 202084, 212720, 252605, 404168, 505210, 808336, 959899, 1010420, 1919798, 2020840, 3839596, 4041680, 4799495, 7679192, 9598990, 15358384, 19197980, 38395960, 76791920]

約数ペア:

[(1, 76791920), (2, 38395960), (4, 19197980), (5, 15358384), (8, 9598990), (10, 7679192), (16, 4799495), (19, 4041680), (20, 3839596), (38, 2020840), (40, 1919798), (76, 1010420), (80, 959899), (95, 808336), (152, 505210), (190, 404168), (304, 252605), (361, 212720), (380, 202084), (722, 106360), (760, 101042), (1444, 53180), (1520, 50521), (1805, 42544), (2659, 28880), (2888, 26590), (3610, 21272), (5318, 14440), (5776, 13295), (7220, 10636)]