85469080

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19603}}^1$

素因数の和:19723

約数の個数: 32

約数和(自身を含む): 194079600

約数和(自身を除く): 108610520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 19603, 39206, 78412, 98015, 156824, 196030, 392060, 784120, 2136727, 4273454, 8546908, 10683635, 17093816, 21367270, 42734540, 85469080]

約数ペア:

[(1, 85469080), (2, 42734540), (4, 21367270), (5, 17093816), (8, 10683635), (10, 8546908), (20, 4273454), (40, 2136727), (109, 784120), (218, 392060), (436, 196030), (545, 156824), (872, 98015), (1090, 78412), (2180, 39206), (4360, 19603)]