28618550

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{5557}}^1$

素因数の和:5672

約数の個数: 24

約数和(自身を含む): 53756976

約数和(自身を除く): 25138426

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 5150, 5557, 11114, 27785, 55570, 138925, 277850, 572371, 1144742, 2861855, 5723710, 14309275, 28618550]

約数ペア:

[(1, 28618550), (2, 14309275), (5, 5723710), (10, 2861855), (25, 1144742), (50, 572371), (103, 277850), (206, 138925), (515, 55570), (1030, 27785), (2575, 11114), (5150, 5557)]