80695216

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17573}}^1$

素因数の和:17629

約数の個数: 40

約数和(自身を含む): 183050784

約数和(自身を除く): 102355568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 17573, 35146, 70292, 123011, 140584, 246022, 281168, 492044, 720493, 984088, 1440986, 1968176, 2881972, 5043451, 5763944, 10086902, 11527888, 20173804, 40347608, 80695216]

約数ペア:

[(1, 80695216), (2, 40347608), (4, 20173804), (7, 11527888), (8, 10086902), (14, 5763944), (16, 5043451), (28, 2881972), (41, 1968176), (56, 1440986), (82, 984088), (112, 720493), (164, 492044), (287, 281168), (328, 246022), (574, 140584), (656, 123011), (1148, 70292), (2296, 35146), (4592, 17573)]