2647750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:130

約数の個数: 64

約数和(自身を含む): 6065280

約数和(自身を除く): 3417530

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 89, 119, 125, 170, 175, 178, 238, 250, 350, 425, 445, 595, 623, 850, 875, 890, 1190, 1246, 1513, 1750, 2125, 2225, 2975, 3026, 3115, 4250, 4450, 5950, 6230, 7565, 10591, 11125, 14875, 15130, 15575, 21182, 22250, 29750, 31150, 37825, 52955, 75650, 77875, 105910, 155750, 189125, 264775, 378250, 529550, 1323875, 2647750]

約数ペア:

[(1, 2647750), (2, 1323875), (5, 529550), (7, 378250), (10, 264775), (14, 189125), (17, 155750), (25, 105910), (34, 77875), (35, 75650), (50, 52955), (70, 37825), (85, 31150), (89, 29750), (119, 22250), (125, 21182), (170, 15575), (175, 15130), (178, 14875), (238, 11125), (250, 10591), (350, 7565), (425, 6230), (445, 5950), (595, 4450), (623, 4250), (850, 3115), (875, 3026), (890, 2975), (1190, 2225), (1246, 2125), (1513, 1750)]