81609085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{4451}}^1$

素因数の和:4668

約数の個数: 16

約数和(自身を含む): 103642560

約数和(自身を除く): 22033475

約数列:

[1, 5, 19, 95, 193, 965, 3667, 4451, 18335, 22255, 84569, 422845, 859043, 4295215, 16321817, 81609085]

約数ペア:

[(1, 81609085), (5, 16321817), (19, 4295215), (95, 859043), (193, 422845), (965, 84569), (3667, 22255), (4451, 18335)]