81302032

素因数分解:

$2^4\times 7^1\times {\mathrm{743}}^1\times {\mathrm{977}}^1$

素因数の和:1735

約数の個数: 40

約数和(自身を含む): 180452736

約数和(自身を除く): 99150704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 743, 977, 1486, 1954, 2972, 3908, 5201, 5944, 6839, 7816, 10402, 11888, 13678, 15632, 20804, 27356, 41608, 54712, 83216, 109424, 725911, 1451822, 2903644, 5081377, 5807288, 10162754, 11614576, 20325508, 40651016, 81302032]

約数ペア:

[(1, 81302032), (2, 40651016), (4, 20325508), (7, 11614576), (8, 10162754), (14, 5807288), (16, 5081377), (28, 2903644), (56, 1451822), (112, 725911), (743, 109424), (977, 83216), (1486, 54712), (1954, 41608), (2972, 27356), (3908, 20804), (5201, 15632), (5944, 13678), (6839, 11888), (7816, 10402)]