80406494

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 142442496

約数和(自身を除く): 62036002

約数列:

[1, 2, 7, 14, 41, 82, 127, 254, 287, 574, 889, 1103, 1778, 2206, 5207, 7721, 10414, 15442, 36449, 45223, 72898, 90446, 140081, 280162, 316561, 633122, 980567, 1961134, 5743321, 11486642, 40203247, 80406494]

約数ペア:

[(1, 80406494), (2, 40203247), (7, 11486642), (14, 5743321), (41, 1961134), (82, 980567), (127, 633122), (254, 316561), (287, 280162), (574, 140081), (889, 90446), (1103, 72898), (1778, 45223), (2206, 36449), (5207, 15442), (7721, 10414)]