25564336

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 60313600

約数和(自身を除く): 34749264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 199, 217, 248, 259, 296, 398, 434, 496, 518, 592, 796, 868, 1036, 1147, 1393, 1592, 1736, 2072, 2294, 2786, 3184, 3472, 4144, 4588, 5572, 6169, 7363, 8029, 9176, 11144, 12338, 14726, 16058, 18352, 22288, 24676, 29452, 32116, 43183, 49352, 51541, 58904, 64232, 86366, 98704, 103082, 117808, 128464, 172732, 206164, 228253, 345464, 412328, 456506, 690928, 824656, 913012, 1597771, 1826024, 3195542, 3652048, 6391084, 12782168, 25564336]

約数ペア:

[(1, 25564336), (2, 12782168), (4, 6391084), (7, 3652048), (8, 3195542), (14, 1826024), (16, 1597771), (28, 913012), (31, 824656), (37, 690928), (56, 456506), (62, 412328), (74, 345464), (112, 228253), (124, 206164), (148, 172732), (199, 128464), (217, 117808), (248, 103082), (259, 98704), (296, 86366), (398, 64232), (434, 58904), (496, 51541), (518, 49352), (592, 43183), (796, 32116), (868, 29452), (1036, 24676), (1147, 22288), (1393, 18352), (1592, 16058), (1736, 14726), (2072, 12338), (2294, 11144), (2786, 9176), (3184, 8029), (3472, 7363), (4144, 6169), (4588, 5572)]