40816403710

素因数分解:

$2^1\times 5^1\times {\mathrm{8081}}^1\times {\mathrm{505091}}^1$

素因数の和:513179

約数の個数: 16

約数和(自身を含む): 73478763792

約数和(自身を除く): 32662360082

約数列:

[1, 2, 5, 10, 8081, 16162, 40405, 80810, 505091, 1010182, 2525455, 5050910, 4081640371, 8163280742, 20408201855, 40816403710]

約数ペア:

[(1, 40816403710), (2, 20408201855), (5, 8163280742), (10, 4081640371), (8081, 5050910), (16162, 2525455), (40405, 1010182), (80810, 505091)]