200656040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{385877}}^1$

素因数の和:385901

約数の個数: 32

約数和(自身を含む): 486206280

約数和(自身を除く): 285550240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 385877, 771754, 1543508, 1929385, 3087016, 3858770, 5016401, 7717540, 10032802, 15435080, 20065604, 25082005, 40131208, 50164010, 100328020, 200656040]

約数ペア:

[(1, 200656040), (2, 100328020), (4, 50164010), (5, 40131208), (8, 25082005), (10, 20065604), (13, 15435080), (20, 10032802), (26, 7717540), (40, 5016401), (52, 3858770), (65, 3087016), (104, 1929385), (130, 1543508), (260, 771754), (520, 385877)]