80912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:410

約数の個数: 20

約数和(自身を含む): 169260

約数和(自身を除く): 88348

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 389, 778, 1556, 3112, 5057, 6224, 10114, 20228, 40456, 80912]

約数ペア:

[(1, 80912), (2, 40456), (4, 20228), (8, 10114), (13, 6224), (16, 5057), (26, 3112), (52, 1556), (104, 778), (208, 389)]