163375120

素因数分解:

$2^4\times 5^1\times {\mathrm{2042189}}^1$

素因数の和:2042202

約数の個数: 20

約数和(自身を含む): 379847340

約数和(自身を除く): 216472220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2042189, 4084378, 8168756, 10210945, 16337512, 20421890, 32675024, 40843780, 81687560, 163375120]

約数ペア:

[(1, 163375120), (2, 81687560), (4, 40843780), (5, 32675024), (8, 20421890), (10, 16337512), (16, 10210945), (20, 8168756), (40, 4084378), (80, 2042189)]