90316760

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2791}}^1$

素因数の和:3611

約数の個数: 32

約数和(自身を含む): 203536800

約数和(自身を除く): 113220040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 2791, 3236, 4045, 5582, 6472, 8090, 11164, 13955, 16180, 22328, 27910, 32360, 55820, 111640, 2257919, 4515838, 9031676, 11289595, 18063352, 22579190, 45158380, 90316760]

約数ペア:

[(1, 90316760), (2, 45158380), (4, 22579190), (5, 18063352), (8, 11289595), (10, 9031676), (20, 4515838), (40, 2257919), (809, 111640), (1618, 55820), (2791, 32360), (3236, 27910), (4045, 22328), (5582, 16180), (6472, 13955), (8090, 11164)]