161728010

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{204719}}^1$

素因数の和:204805

約数の個数: 16

約数和(自身を含む): 294796800

約数和(自身を除く): 133068790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 204719, 409438, 1023595, 2047190, 16172801, 32345602, 80864005, 161728010]

約数ペア:

[(1, 161728010), (2, 80864005), (5, 32345602), (10, 16172801), (79, 2047190), (158, 1023595), (395, 409438), (790, 204719)]