85128368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409271}}^1$

素因数の和:409292

約数の個数: 20

約数和(自身を含む): 177624048

約数和(自身を除く): 92495680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409271, 818542, 1637084, 3274168, 5320523, 6548336, 10641046, 21282092, 42564184, 85128368]

約数ペア:

[(1, 85128368), (2, 42564184), (4, 21282092), (8, 10641046), (13, 6548336), (16, 5320523), (26, 3274168), (52, 1637084), (104, 818542), (208, 409271)]