68728136

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 132625080

約数和(自身を除く): 63896944

約数列:

[1, 2, 4, 8, 41, 82, 164, 317, 328, 634, 661, 1268, 1322, 2536, 2644, 5288, 12997, 25994, 27101, 51988, 54202, 103976, 108404, 209537, 216808, 419074, 838148, 1676296, 8591017, 17182034, 34364068, 68728136]

約数ペア:

[(1, 68728136), (2, 34364068), (4, 17182034), (8, 8591017), (41, 1676296), (82, 838148), (164, 419074), (317, 216808), (328, 209537), (634, 108404), (661, 103976), (1268, 54202), (1322, 51988), (2536, 27101), (2644, 25994), (5288, 12997)]