67745660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:950

約数の個数: 48

約数和(自身を含む): 146966400

約数和(自身を除く): 79220740

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 790, 809, 1060, 1580, 1618, 3236, 4045, 4187, 8090, 8374, 16180, 16748, 20935, 41870, 42877, 63911, 83740, 85754, 127822, 171508, 214385, 255644, 319555, 428770, 639110, 857540, 1278220, 3387283, 6774566, 13549132, 16936415, 33872830, 67745660]

約数ペア:

[(1, 67745660), (2, 33872830), (4, 16936415), (5, 13549132), (10, 6774566), (20, 3387283), (53, 1278220), (79, 857540), (106, 639110), (158, 428770), (212, 319555), (265, 255644), (316, 214385), (395, 171508), (530, 127822), (790, 85754), (809, 83740), (1060, 63911), (1580, 42877), (1618, 41870), (3236, 20935), (4045, 16748), (4187, 16180), (8090, 8374)]