83881165

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{809}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 102351600

約数和(自身を除く): 18470435

約数列:

[1, 5, 89, 233, 445, 809, 1165, 4045, 20737, 72001, 103685, 188497, 360005, 942485, 16776233, 83881165]

約数ペア:

[(1, 83881165), (5, 16776233), (89, 942485), (233, 360005), (445, 188497), (809, 103685), (1165, 72001), (4045, 20737)]