1256552864

素因数分解:

$2^5\times 7^2\times {\mathrm{199}}^1\times {\mathrm{4027}}^1$

素因数の和:4250

約数の個数: 72

約数和(自身を含む): 2892909600

約数和(自身を除く): 1636356736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 199, 224, 392, 398, 784, 796, 1393, 1568, 1592, 2786, 3184, 4027, 5572, 6368, 8054, 9751, 11144, 16108, 19502, 22288, 28189, 32216, 39004, 44576, 56378, 64432, 78008, 112756, 128864, 156016, 197323, 225512, 312032, 394646, 451024, 789292, 801373, 902048, 1578584, 1602746, 3157168, 3205492, 5609611, 6314336, 6410984, 11219222, 12821968, 22438444, 25643936, 39267277, 44876888, 78534554, 89753776, 157069108, 179507552, 314138216, 628276432, 1256552864]

約数ペア:

[(1, 1256552864), (2, 628276432), (4, 314138216), (7, 179507552), (8, 157069108), (14, 89753776), (16, 78534554), (28, 44876888), (32, 39267277), (49, 25643936), (56, 22438444), (98, 12821968), (112, 11219222), (196, 6410984), (199, 6314336), (224, 5609611), (392, 3205492), (398, 3157168), (784, 1602746), (796, 1578584), (1393, 902048), (1568, 801373), (1592, 789292), (2786, 451024), (3184, 394646), (4027, 312032), (5572, 225512), (6368, 197323), (8054, 156016), (9751, 128864), (11144, 112756), (16108, 78008), (19502, 64432), (22288, 56378), (28189, 44576), (32216, 39004)]