82912880

素因数分解:

$2^4\times 5^1\times {\mathrm{1036411}}^1$

素因数の和:1036424

約数の個数: 20

約数和(自身を含む): 192772632

約数和(自身を除く): 109859752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1036411, 2072822, 4145644, 5182055, 8291288, 10364110, 16582576, 20728220, 41456440, 82912880]

約数ペア:

[(1, 82912880), (2, 41456440), (4, 20728220), (5, 16582576), (8, 10364110), (10, 8291288), (16, 5182055), (20, 4145644), (40, 2072822), (80, 1036411)]