87806360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{129127}}^1$

素因数の和:129155

約数の個数: 32

約数和(自身を含む): 209187360

約数和(自身を除く): 121381000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 129127, 258254, 516508, 645635, 1033016, 1291270, 2195159, 2582540, 4390318, 5165080, 8780636, 10975795, 17561272, 21951590, 43903180, 87806360]

約数ペア:

[(1, 87806360), (2, 43903180), (4, 21951590), (5, 17561272), (8, 10975795), (10, 8780636), (17, 5165080), (20, 4390318), (34, 2582540), (40, 2195159), (68, 1291270), (85, 1033016), (136, 645635), (170, 516508), (340, 258254), (680, 129127)]