55579375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{5231}}^1$

素因数の和:5268

約数の個数: 20

約数和(自身を含む): 73551456

約数和(自身を除く): 17972081

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 5231, 10625, 26155, 88927, 130775, 444635, 653875, 2223175, 3269375, 11115875, 55579375]

約数ペア:

[(1, 55579375), (5, 11115875), (17, 3269375), (25, 2223175), (85, 653875), (125, 444635), (425, 130775), (625, 88927), (2125, 26155), (5231, 10625)]