5121800

素因数分解:

$2^3\times 5^2\times {\mathrm{25609}}^1$

素因数の和:25625

約数の個数: 24

約数和(自身を含む): 11908650

約数和(自身を除く): 6786850

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 25609, 51218, 102436, 128045, 204872, 256090, 512180, 640225, 1024360, 1280450, 2560900, 5121800]

約数ペア:

[(1, 5121800), (2, 2560900), (4, 1280450), (5, 1024360), (8, 640225), (10, 512180), (20, 256090), (25, 204872), (40, 128045), (50, 102436), (100, 51218), (200, 25609)]