80731490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{1087}}^1$

素因数の和:2162

約数の個数: 32

約数和(自身を含む): 166385664

約数和(自身を除く): 85654174

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1061, 1087, 2122, 2174, 5305, 5435, 7427, 7609, 10610, 10870, 14854, 15218, 37135, 38045, 74270, 76090, 1153307, 2306614, 5766535, 8073149, 11533070, 16146298, 40365745, 80731490]

約数ペア:

[(1, 80731490), (2, 40365745), (5, 16146298), (7, 11533070), (10, 8073149), (14, 5766535), (35, 2306614), (70, 1153307), (1061, 76090), (1087, 74270), (2122, 38045), (2174, 37135), (5305, 15218), (5435, 14854), (7427, 10870), (7609, 10610)]