80021188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11071}}^1$

素因数の和:11227

約数の個数: 24

約数和(自身を含む): 151907840

約数和(自身を除く): 71886652

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 11071, 22142, 44284, 143923, 287846, 575692, 1538869, 3077738, 6155476, 20005297, 40010594, 80021188]

約数ペア:

[(1, 80021188), (2, 40010594), (4, 20005297), (13, 6155476), (26, 3077738), (52, 1538869), (139, 575692), (278, 287846), (556, 143923), (1807, 44284), (3614, 22142), (7228, 11071)]