99128140

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{15937}}^1$

素因数の和:16257

約数の個数: 24

約数和(自身を含む): 208851552

約数和(自身を除く): 109723412

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 15937, 31874, 63748, 79685, 159370, 318740, 4956407, 9912814, 19825628, 24782035, 49564070, 99128140]

約数ペア:

[(1, 99128140), (2, 49564070), (4, 24782035), (5, 19825628), (10, 9912814), (20, 4956407), (311, 318740), (622, 159370), (1244, 79685), (1555, 63748), (3110, 31874), (6220, 15937)]