159415280

素因数分解:

$2^4\times 5^1\times {\mathrm{1992691}}^1$

素因数の和:1992704

約数の個数: 20

約数和(自身を含む): 370640712

約数和(自身を除く): 211225432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1992691, 3985382, 7970764, 9963455, 15941528, 19926910, 31883056, 39853820, 79707640, 159415280]

約数ペア:

[(1, 159415280), (2, 79707640), (4, 39853820), (5, 31883056), (8, 19926910), (10, 15941528), (16, 9963455), (20, 7970764), (40, 3985382), (80, 1992691)]