81353645

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{2027}}^1$

素因数の和:2404

約数の個数: 16

約数和(自身を含む): 102211200

約数和(自身を除く): 20857555

約数列:

[1, 5, 23, 115, 349, 1745, 2027, 8027, 10135, 40135, 46621, 233105, 707423, 3537115, 16270729, 81353645]

約数ペア:

[(1, 81353645), (5, 16270729), (23, 3537115), (115, 707423), (349, 233105), (1745, 46621), (2027, 40135), (8027, 10135)]