80507567

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 101882880

約数和(自身を除く): 21375313

約数列:

[1, 7, 23, 29, 43, 161, 203, 301, 401, 667, 989, 1247, 2807, 4669, 6923, 8729, 9223, 11629, 17243, 28681, 64561, 81403, 120701, 200767, 267467, 396589, 500047, 1872269, 2776123, 3500329, 11501081, 80507567]

約数ペア:

[(1, 80507567), (7, 11501081), (23, 3500329), (29, 2776123), (43, 1872269), (161, 500047), (203, 396589), (301, 267467), (401, 200767), (667, 120701), (989, 81403), (1247, 64561), (2807, 28681), (4669, 17243), (6923, 11629), (8729, 9223)]