168555280360

素因数分解:

$2^3\times 5^1\times {\mathrm{4213882009}}^1$

素因数の和:4213882020

約数の個数: 16

約数和(自身を含む): 379249380900

約数和(自身を除く): 210694100540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4213882009, 8427764018, 16855528036, 21069410045, 33711056072, 42138820090, 84277640180, 168555280360]

約数ペア:

[(1, 168555280360), (2, 84277640180), (4, 42138820090), (5, 33711056072), (8, 21069410045), (10, 16855528036), (20, 8427764018), (40, 4213882009)]