219216100

素因数分解:

$2^2\times 5^2\times {\mathrm{2192161}}^1$

素因数の和:2192175

約数の個数: 18

約数和(自身を含む): 475699154

約数和(自身を除く): 256483054

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2192161, 4384322, 8768644, 10960805, 21921610, 43843220, 54804025, 109608050, 219216100]

約数ペア:

[(1, 219216100), (2, 109608050), (4, 54804025), (5, 43843220), (10, 21921610), (20, 10960805), (25, 8768644), (50, 4384322), (100, 2192161)]