80111680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2069}}^1$

素因数の和:2108

約数の個数: 84

約数和(自身を含む): 209786220

約数和(自身を除く): 129674540

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1210, 1760, 1936, 2069, 2420, 3520, 3872, 4138, 4840, 7744, 8276, 9680, 10345, 16552, 19360, 20690, 22759, 33104, 38720, 41380, 45518, 66208, 82760, 91036, 113795, 132416, 165520, 182072, 227590, 250349, 331040, 364144, 455180, 500698, 662080, 728288, 910360, 1001396, 1251745, 1456576, 1820720, 2002792, 2503490, 3641440, 4005584, 5006980, 7282880, 8011168, 10013960, 16022336, 20027920, 40055840, 80111680]

約数ペア:

[(1, 80111680), (2, 40055840), (4, 20027920), (5, 16022336), (8, 10013960), (10, 8011168), (11, 7282880), (16, 5006980), (20, 4005584), (22, 3641440), (32, 2503490), (40, 2002792), (44, 1820720), (55, 1456576), (64, 1251745), (80, 1001396), (88, 910360), (110, 728288), (121, 662080), (160, 500698), (176, 455180), (220, 364144), (242, 331040), (320, 250349), (352, 227590), (440, 182072), (484, 165520), (605, 132416), (704, 113795), (880, 91036), (968, 82760), (1210, 66208), (1760, 45518), (1936, 41380), (2069, 38720), (2420, 33104), (3520, 22759), (3872, 20690), (4138, 19360), (4840, 16552), (7744, 10345), (8276, 9680)]