201244990

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{64709}}^1$

素因数の和:65027

約数の個数: 16

約数和(自身を含む): 363411360

約数和(自身を除く): 162166370

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 64709, 129418, 323545, 647090, 20124499, 40248998, 100622495, 201244990]

約数ペア:

[(1, 201244990), (2, 100622495), (5, 40248998), (10, 20124499), (311, 647090), (622, 323545), (1555, 129418), (3110, 64709)]