78745785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16253}}^1$

素因数の和:16297

約数の個数: 32

約数和(自身を含む): 140434560

約数和(自身を除く): 61688775

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 16253, 48759, 81265, 243795, 276301, 308807, 828903, 926421, 1381505, 1544035, 4144515, 4632105, 5249719, 15749157, 26248595, 78745785]

約数ペア:

[(1, 78745785), (3, 26248595), (5, 15749157), (15, 5249719), (17, 4632105), (19, 4144515), (51, 1544035), (57, 1381505), (85, 926421), (95, 828903), (255, 308807), (285, 276301), (323, 243795), (969, 81265), (1615, 48759), (4845, 16253)]