78710072

素因数分解:

$2^3\times 7^2\times {\mathrm{199}}^1\times {\mathrm{1009}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 172710000

約数和(自身を除く): 93999928

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 199, 392, 398, 796, 1009, 1393, 1592, 2018, 2786, 4036, 5572, 7063, 8072, 9751, 11144, 14126, 19502, 28252, 39004, 49441, 56504, 78008, 98882, 197764, 200791, 395528, 401582, 803164, 1405537, 1606328, 2811074, 5622148, 9838759, 11244296, 19677518, 39355036, 78710072]

約数ペア:

[(1, 78710072), (2, 39355036), (4, 19677518), (7, 11244296), (8, 9838759), (14, 5622148), (28, 2811074), (49, 1606328), (56, 1405537), (98, 803164), (196, 401582), (199, 395528), (392, 200791), (398, 197764), (796, 98882), (1009, 78008), (1393, 56504), (1592, 49441), (2018, 39004), (2786, 28252), (4036, 19502), (5572, 14126), (7063, 11144), (8072, 9751)]