80813254

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 129111840

約数和(自身を除く): 48298586

約数列:

[1, 2, 37, 43, 74, 86, 109, 218, 233, 466, 1591, 3182, 4033, 4687, 8066, 8621, 9374, 10019, 17242, 20038, 25397, 50794, 173419, 346838, 370703, 741406, 939689, 1092071, 1879378, 2184142, 40406627, 80813254]

約数ペア:

[(1, 80813254), (2, 40406627), (37, 2184142), (43, 1879378), (74, 1092071), (86, 939689), (109, 741406), (218, 370703), (233, 346838), (466, 173419), (1591, 50794), (3182, 25397), (4033, 20038), (4687, 17242), (8066, 10019), (8621, 9374)]