80965388

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67247}}^1$

素因数の和:67301

約数の個数: 24

約数和(自身を含む): 165699072

約数和(自身を除く): 84733684

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 67247, 134494, 268988, 470729, 941458, 1882916, 2891621, 5783242, 11566484, 20241347, 40482694, 80965388]

約数ペア:

[(1, 80965388), (2, 40482694), (4, 20241347), (7, 11566484), (14, 5783242), (28, 2891621), (43, 1882916), (86, 941458), (172, 470729), (301, 268988), (602, 134494), (1204, 67247)]