209512900

素因数分解:

$2^2\times 5^2\times {\mathrm{337}}^1\times {\mathrm{6217}}^1$

素因数の和:6568

約数の個数: 36

約数和(自身を含む): 456065428

約数和(自身を除く): 246552528

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 337, 674, 1348, 1685, 3370, 6217, 6740, 8425, 12434, 16850, 24868, 31085, 33700, 62170, 124340, 155425, 310850, 621700, 2095129, 4190258, 8380516, 10475645, 20951290, 41902580, 52378225, 104756450, 209512900]

約数ペア:

[(1, 209512900), (2, 104756450), (4, 52378225), (5, 41902580), (10, 20951290), (20, 10475645), (25, 8380516), (50, 4190258), (100, 2095129), (337, 621700), (674, 310850), (1348, 155425), (1685, 124340), (3370, 62170), (6217, 33700), (6740, 31085), (8425, 24868), (12434, 16850)]