80938588

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 143766000

約数和(自身を除く): 62827412

約数列:

[1, 2, 4, 139, 149, 278, 298, 556, 596, 977, 1954, 3908, 20711, 41422, 82844, 135803, 145573, 271606, 291146, 543212, 582292, 20234647, 40469294, 80938588]

約数ペア:

[(1, 80938588), (2, 40469294), (4, 20234647), (139, 582292), (149, 543212), (278, 291146), (298, 271606), (556, 145573), (596, 135803), (977, 82844), (1954, 41422), (3908, 20711)]