25091332

素因数分解:

$2^2\times 7^2\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:740

約数の個数: 36

約数和(自身を含む): 51367260

約数和(自身を除く): 26275928

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 313, 409, 626, 818, 1252, 1636, 2191, 2863, 4382, 5726, 8764, 11452, 15337, 20041, 30674, 40082, 61348, 80164, 128017, 256034, 512068, 896119, 1792238, 3584476, 6272833, 12545666, 25091332]

約数ペア:

[(1, 25091332), (2, 12545666), (4, 6272833), (7, 3584476), (14, 1792238), (28, 896119), (49, 512068), (98, 256034), (196, 128017), (313, 80164), (409, 61348), (626, 40082), (818, 30674), (1252, 20041), (1636, 15337), (2191, 11452), (2863, 8764), (4382, 5726)]