25898656

素因数分解:

$2^5\times 7^2\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 72

約数和(自身を含む): 60328800

約数和(自身を除く): 34430144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 83, 98, 112, 166, 196, 199, 224, 332, 392, 398, 581, 664, 784, 796, 1162, 1328, 1393, 1568, 1592, 2324, 2656, 2786, 3184, 4067, 4648, 5572, 6368, 8134, 9296, 9751, 11144, 16268, 16517, 18592, 19502, 22288, 32536, 33034, 39004, 44576, 65072, 66068, 78008, 115619, 130144, 132136, 156016, 231238, 264272, 312032, 462476, 528544, 809333, 924952, 1618666, 1849904, 3237332, 3699808, 6474664, 12949328, 25898656]

約数ペア:

[(1, 25898656), (2, 12949328), (4, 6474664), (7, 3699808), (8, 3237332), (14, 1849904), (16, 1618666), (28, 924952), (32, 809333), (49, 528544), (56, 462476), (83, 312032), (98, 264272), (112, 231238), (166, 156016), (196, 132136), (199, 130144), (224, 115619), (332, 78008), (392, 66068), (398, 65072), (581, 44576), (664, 39004), (784, 33034), (796, 32536), (1162, 22288), (1328, 19502), (1393, 18592), (1568, 16517), (1592, 16268), (2324, 11144), (2656, 9751), (2786, 9296), (3184, 8134), (4067, 6368), (4648, 5572)]