81765490465

素因数分解:

$5^1\times {\mathrm{947}}^1\times {\mathrm{2129}}^1\times {\mathrm{8111}}^1$

素因数の和:11192

約数の個数: 16

約数和(自身を含む): 98280449280

約数和(自身を除く): 16514958815

約数列:

[1, 5, 947, 2129, 4735, 8111, 10645, 40555, 2016163, 7681117, 10080815, 17268319, 38405585, 86341595, 16353098093, 81765490465]

約数ペア:

[(1, 81765490465), (5, 16353098093), (947, 86341595), (2129, 38405585), (4735, 17268319), (8111, 10080815), (10645, 7681117), (40555, 2016163)]