25758992

素因数分解:

$2^4\times 7^1\times {\mathrm{349}}^1\times {\mathrm{659}}^1$

素因数の和:1023

約数の個数: 40

約数和(自身を含む): 57288000

約数和(自身を除く): 31529008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 349, 659, 698, 1318, 1396, 2443, 2636, 2792, 4613, 4886, 5272, 5584, 9226, 9772, 10544, 18452, 19544, 36904, 39088, 73808, 229991, 459982, 919964, 1609937, 1839928, 3219874, 3679856, 6439748, 12879496, 25758992]

約数ペア:

[(1, 25758992), (2, 12879496), (4, 6439748), (7, 3679856), (8, 3219874), (14, 1839928), (16, 1609937), (28, 919964), (56, 459982), (112, 229991), (349, 73808), (659, 39088), (698, 36904), (1318, 19544), (1396, 18452), (2443, 10544), (2636, 9772), (2792, 9226), (4613, 5584), (4886, 5272)]