22191100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^2\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 54

約数和(自身を含む): 49701680

約数和(自身を除く): 27510580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 79, 100, 106, 158, 212, 265, 316, 395, 530, 790, 1060, 1325, 1580, 1975, 2650, 2809, 3950, 4187, 5300, 5618, 7900, 8374, 11236, 14045, 16748, 20935, 28090, 41870, 56180, 70225, 83740, 104675, 140450, 209350, 221911, 280900, 418700, 443822, 887644, 1109555, 2219110, 4438220, 5547775, 11095550, 22191100]

約数ペア:

[(1, 22191100), (2, 11095550), (4, 5547775), (5, 4438220), (10, 2219110), (20, 1109555), (25, 887644), (50, 443822), (53, 418700), (79, 280900), (100, 221911), (106, 209350), (158, 140450), (212, 104675), (265, 83740), (316, 70225), (395, 56180), (530, 41870), (790, 28090), (1060, 20935), (1325, 16748), (1580, 14045), (1975, 11236), (2650, 8374), (2809, 7900), (3950, 5618), (4187, 5300)]