204077800

素因数分解:

$2^3\times 5^2\times {\mathrm{1020389}}^1$

素因数の和:1020405

約数の個数: 24

約数和(自身を含む): 474481350

約数和(自身を除く): 270403550

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1020389, 2040778, 4081556, 5101945, 8163112, 10203890, 20407780, 25509725, 40815560, 51019450, 102038900, 204077800]

約数ペア:

[(1, 204077800), (2, 102038900), (4, 51019450), (5, 40815560), (8, 25509725), (10, 20407780), (20, 10203890), (25, 8163112), (40, 5101945), (50, 4081556), (100, 2040778), (200, 1020389)]