202149920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{180491}}^1$

素因数の和:180513

約数の個数: 48

約数和(自身を含む): 545807808

約数和(自身を除く): 343657888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 180491, 360982, 721964, 902455, 1263437, 1443928, 1804910, 2526874, 2887856, 3609820, 5053748, 5775712, 6317185, 7219640, 10107496, 12634370, 14439280, 20214992, 25268740, 28878560, 40429984, 50537480, 101074960, 202149920]

約数ペア:

[(1, 202149920), (2, 101074960), (4, 50537480), (5, 40429984), (7, 28878560), (8, 25268740), (10, 20214992), (14, 14439280), (16, 12634370), (20, 10107496), (28, 7219640), (32, 6317185), (35, 5775712), (40, 5053748), (56, 3609820), (70, 2887856), (80, 2526874), (112, 1804910), (140, 1443928), (160, 1263437), (224, 902455), (280, 721964), (560, 360982), (1120, 180491)]