80905554

素因数分解:

$2^1\times 3^4\times {\mathrm{157}}^1\times {\mathrm{3181}}^1$

素因数の和:3352

約数の個数: 40

約数和(自身を含む): 182500428

約数和(自身を除く): 101594874

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 314, 471, 942, 1413, 2826, 3181, 4239, 6362, 8478, 9543, 12717, 19086, 25434, 28629, 57258, 85887, 171774, 257661, 499417, 515322, 998834, 1498251, 2996502, 4494753, 8989506, 13484259, 26968518, 40452777, 80905554]

約数ペア:

[(1, 80905554), (2, 40452777), (3, 26968518), (6, 13484259), (9, 8989506), (18, 4494753), (27, 2996502), (54, 1498251), (81, 998834), (157, 515322), (162, 499417), (314, 257661), (471, 171774), (942, 85887), (1413, 57258), (2826, 28629), (3181, 25434), (4239, 19086), (6362, 12717), (8478, 9543)]