90722128

素因数分解:

$2^4\times 7^3\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 80

約数和(自身を含む): 209113600

約数和(自身を除く): 118391472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 98, 112, 122, 196, 244, 271, 343, 392, 427, 488, 542, 686, 784, 854, 976, 1084, 1372, 1708, 1897, 2168, 2744, 2989, 3416, 3794, 4336, 5488, 5978, 6832, 7588, 11956, 13279, 15176, 16531, 20923, 23912, 26558, 30352, 33062, 41846, 47824, 53116, 66124, 83692, 92953, 106232, 115717, 132248, 167384, 185906, 212464, 231434, 264496, 334768, 371812, 462868, 743624, 810019, 925736, 1487248, 1620038, 1851472, 3240076, 5670133, 6480152, 11340266, 12960304, 22680532, 45361064, 90722128]

約数ペア:

[(1, 90722128), (2, 45361064), (4, 22680532), (7, 12960304), (8, 11340266), (14, 6480152), (16, 5670133), (28, 3240076), (49, 1851472), (56, 1620038), (61, 1487248), (98, 925736), (112, 810019), (122, 743624), (196, 462868), (244, 371812), (271, 334768), (343, 264496), (392, 231434), (427, 212464), (488, 185906), (542, 167384), (686, 132248), (784, 115717), (854, 106232), (976, 92953), (1084, 83692), (1372, 66124), (1708, 53116), (1897, 47824), (2168, 41846), (2744, 33062), (2989, 30352), (3416, 26558), (3794, 23912), (4336, 20923), (5488, 16531), (5978, 15176), (6832, 13279), (7588, 11956)]