81608200

素因数分解:

$2^3\times 5^2\times {\mathrm{408041}}^1$

素因数の和:408057

約数の個数: 24

約数和(自身を含む): 189739530

約数和(自身を除く): 108131330

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 408041, 816082, 1632164, 2040205, 3264328, 4080410, 8160820, 10201025, 16321640, 20402050, 40804100, 81608200]

約数ペア:

[(1, 81608200), (2, 40804100), (4, 20402050), (5, 16321640), (8, 10201025), (10, 8160820), (20, 4080410), (25, 3264328), (40, 2040205), (50, 1632164), (100, 816082), (200, 408041)]