6400630.000000000

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 239400000

約数和(自身を除く): 136612520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 199, 296, 349, 370, 398, 698, 740, 796, 995, 1396, 1480, 1592, 1745, 1990, 2792, 3490, 3980, 6980, 7363, 7960, 12913, 13960, 14726, 25826, 29452, 36815, 51652, 58904, 64565, 69451, 73630, 103304, 129130, 138902, 147260, 258260, 277804, 294520, 347255, 516520, 555608, 694510, 1389020, 2569687, 2778040, 5139374, 10278748, 12848435, 20557496, 25696870, 51393740, 102787480]

約数ペア:

[(1, 102787480), (2, 51393740), (4, 25696870), (5, 20557496), (8, 12848435), (10, 10278748), (20, 5139374), (37, 2778040), (40, 2569687), (74, 1389020), (148, 694510), (185, 555608), (199, 516520), (296, 347255), (349, 294520), (370, 277804), (398, 258260), (698, 147260), (740, 138902), (796, 129130), (995, 103304), (1396, 73630), (1480, 69451), (1592, 64565), (1745, 58904), (1990, 51652), (2792, 36815), (3490, 29452), (3980, 25826), (6980, 14726), (7363, 13960), (7960, 12913)]