80903810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{622337}}^1$

素因数の和:622357

約数の個数: 16

約数和(自身を含む): 156829176

約数和(自身を除く): 75925366

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 622337, 1244674, 3111685, 6223370, 8090381, 16180762, 40451905, 80903810]

約数ペア:

[(1, 80903810), (2, 40451905), (5, 16180762), (10, 8090381), (13, 6223370), (26, 3111685), (65, 1244674), (130, 622337)]