209124400

素因数分解:

$2^4\times 5^2\times {\mathrm{522811}}^1$

素因数の和:522829

約数の個数: 30

約数和(自身を含む): 502422332

約数和(自身を除く): 293297932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 522811, 1045622, 2091244, 2614055, 4182488, 5228110, 8364976, 10456220, 13070275, 20912440, 26140550, 41824880, 52281100, 104562200, 209124400]

約数ペア:

[(1, 209124400), (2, 104562200), (4, 52281100), (5, 41824880), (8, 26140550), (10, 20912440), (16, 13070275), (20, 10456220), (25, 8364976), (40, 5228110), (50, 4182488), (80, 2614055), (100, 2091244), (200, 1045622), (400, 522811)]