80747984

素因数分解:

$2^4\times {\mathrm{1069}}^1\times {\mathrm{4721}}^1$

素因数の和:5798

約数の個数: 20

約数和(自身を含む): 156628740

約数和(自身を除く): 75880756

約数列:

[1, 2, 4, 8, 16, 1069, 2138, 4276, 4721, 8552, 9442, 17104, 18884, 37768, 75536, 5046749, 10093498, 20186996, 40373992, 80747984]

約数ペア:

[(1, 80747984), (2, 40373992), (4, 20186996), (8, 10093498), (16, 5046749), (1069, 75536), (2138, 37768), (4276, 18884), (4721, 17104), (8552, 9442)]