80836868

素因数分解:

$2^2\times 7^4\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:494

約数の個数: 60

約数和(自身を含む): 174110160

約数和(自身を除く): 93273292

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 343, 443, 532, 686, 886, 931, 1372, 1772, 1862, 2401, 3101, 3724, 4802, 6202, 6517, 8417, 9604, 12404, 13034, 16834, 21707, 26068, 33668, 43414, 45619, 58919, 86828, 91238, 117838, 151949, 182476, 235676, 303898, 412433, 607796, 824866, 1063643, 1649732, 2127286, 2887031, 4254572, 5774062, 11548124, 20209217, 40418434, 80836868]

約数ペア:

[(1, 80836868), (2, 40418434), (4, 20209217), (7, 11548124), (14, 5774062), (19, 4254572), (28, 2887031), (38, 2127286), (49, 1649732), (76, 1063643), (98, 824866), (133, 607796), (196, 412433), (266, 303898), (343, 235676), (443, 182476), (532, 151949), (686, 117838), (886, 91238), (931, 86828), (1372, 58919), (1772, 45619), (1862, 43414), (2401, 33668), (3101, 26068), (3724, 21707), (4802, 16834), (6202, 13034), (6517, 12404), (8417, 9604)]