8161645

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{281}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 10158768

約数和(自身を除く): 1997123

約数列:

[1, 5, 37, 157, 185, 281, 785, 1405, 5809, 10397, 29045, 44117, 51985, 220585, 1632329, 8161645]

約数ペア:

[(1, 8161645), (5, 1632329), (37, 220585), (157, 51985), (185, 44117), (281, 29045), (785, 10397), (1405, 5809)]