79866220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{3187}}^1$

素因数の和:3382

約数の個数: 48

約数和(自身を含む): 192810240

約数和(自身を除く): 112944020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1790, 2506, 3187, 3580, 5012, 6265, 6374, 12530, 12748, 15935, 22309, 25060, 31870, 44618, 63740, 89236, 111545, 223090, 446180, 570473, 1140946, 2281892, 2852365, 3993311, 5704730, 7986622, 11409460, 15973244, 19966555, 39933110, 79866220]

約数ペア:

[(1, 79866220), (2, 39933110), (4, 19966555), (5, 15973244), (7, 11409460), (10, 7986622), (14, 5704730), (20, 3993311), (28, 2852365), (35, 2281892), (70, 1140946), (140, 570473), (179, 446180), (358, 223090), (716, 111545), (895, 89236), (1253, 63740), (1790, 44618), (2506, 31870), (3187, 25060), (3580, 22309), (5012, 15935), (6265, 12748), (6374, 12530)]