12800090

素因数分解:

$2^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{4523}}^1$

素因数の和:4813

約数の個数: 16

約数和(自身を含む): 23126688

約数和(自身を除く): 10326598

約数列:

[1, 2, 5, 10, 283, 566, 1415, 2830, 4523, 9046, 22615, 45230, 1280009, 2560018, 6400045, 12800090]

約数ペア:

[(1, 12800090), (2, 6400045), (5, 2560018), (10, 1280009), (283, 45230), (566, 22615), (1415, 9046), (2830, 4523)]