2800000045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{451249}}^1$

素因数の和:451344

約数の個数: 16

約数和(自身を含む): 3606390000

約数和(自身を除く): 806389955

約数列:

[1, 5, 17, 73, 85, 365, 1241, 6205, 451249, 2256245, 7671233, 32941177, 38356165, 164705885, 560000009, 2800000045]

約数ペア:

[(1, 2800000045), (5, 560000009), (17, 164705885), (73, 38356165), (85, 32941177), (365, 7671233), (1241, 2256245), (6205, 451249)]