79495880

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18233}}^1$

素因数の和:18353

約数の個数: 32

約数和(自身を含む): 180516600

約数和(自身を除く): 101020720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 18233, 36466, 72932, 91165, 145864, 182330, 364660, 729320, 1987397, 3974794, 7949588, 9936985, 15899176, 19873970, 39747940, 79495880]

約数ペア:

[(1, 79495880), (2, 39747940), (4, 19873970), (5, 15899176), (8, 9936985), (10, 7949588), (20, 3974794), (40, 1987397), (109, 729320), (218, 364660), (436, 182330), (545, 145864), (872, 91165), (1090, 72932), (2180, 36466), (4360, 18233)]