80256784

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{68713}}^1$

素因数の和:68794

約数の個数: 20

約数和(自身を含む): 157629916

約数和(自身を除く): 77373132

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 68713, 137426, 274852, 549704, 1099408, 5016049, 10032098, 20064196, 40128392, 80256784]

約数ペア:

[(1, 80256784), (2, 40128392), (4, 20064196), (8, 10032098), (16, 5016049), (73, 1099408), (146, 549704), (292, 274852), (584, 137426), (1168, 68713)]