80455888060

素因数分解:

$2^2\times 5^1\times {\mathrm{39619}}^1\times {\mathrm{101537}}^1$

素因数の和:141165

約数の個数: 24

約数和(自身を含む): 168963293520

約数和(自身を除く): 88507405460

約数列:

[1, 2, 4, 5, 10, 20, 39619, 79238, 101537, 158476, 198095, 203074, 396190, 406148, 507685, 792380, 1015370, 2030740, 4022794403, 8045588806, 16091177612, 20113972015, 40227944030, 80455888060]

約数ペア:

[(1, 80455888060), (2, 40227944030), (4, 20113972015), (5, 16091177612), (10, 8045588806), (20, 4022794403), (39619, 2030740), (79238, 1015370), (101537, 792380), (158476, 507685), (198095, 406148), (203074, 396190)]