81039896

素因数分解:

$2^3\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2767}}^1$

素因数の和:3303

約数の個数: 32

約数和(自身を含む): 174051840

約数和(自身を除く): 93011944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 523, 1046, 2092, 2767, 3661, 4184, 5534, 7322, 11068, 14644, 19369, 22136, 29288, 38738, 77476, 154952, 1447141, 2894282, 5788564, 10129987, 11577128, 20259974, 40519948, 81039896]

約数ペア:

[(1, 81039896), (2, 40519948), (4, 20259974), (7, 11577128), (8, 10129987), (14, 5788564), (28, 2894282), (56, 1447141), (523, 154952), (1046, 77476), (2092, 38738), (2767, 29288), (3661, 22136), (4184, 19369), (5534, 14644), (7322, 11068)]