90134540

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{5557}}^1$

素因数の和:6377

約数の個数: 24

約数和(自身を含む): 189550032

約数和(自身を除く): 99415492

約数列:

[1, 2, 4, 5, 10, 20, 811, 1622, 3244, 4055, 5557, 8110, 11114, 16220, 22228, 27785, 55570, 111140, 4506727, 9013454, 18026908, 22533635, 45067270, 90134540]

約数ペア:

[(1, 90134540), (2, 45067270), (4, 22533635), (5, 18026908), (10, 9013454), (20, 4506727), (811, 111140), (1622, 55570), (3244, 27785), (4055, 22228), (5557, 16220), (8110, 11114)]