81612565

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{4283}}^1$

素因数の和:4428

約数の個数: 16

約数和(自身を含む): 101582208

約数和(自身を除く): 19969643

約数列:

[1, 5, 37, 103, 185, 515, 3811, 4283, 19055, 21415, 158471, 441149, 792355, 2205745, 16322513, 81612565]

約数ペア:

[(1, 81612565), (5, 16322513), (37, 2205745), (103, 792355), (185, 441149), (515, 158471), (3811, 21415), (4283, 19055)]