99688970

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{140407}}^1$

素因数の和:140485

約数の個数: 16

約数和(自身を含む): 181968768

約数和(自身を除く): 82279798

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 140407, 280814, 702035, 1404070, 9968897, 19937794, 49844485, 99688970]

約数ペア:

[(1, 99688970), (2, 49844485), (5, 19937794), (10, 9968897), (71, 1404070), (142, 702035), (355, 280814), (710, 140407)]