90125936

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1297}}^1$

素因数の和:1449

約数の個数: 40

約数和(自身を含む): 180588144

約数和(自身を除く): 90462208

約数列:

[1, 2, 4, 8, 16, 43, 86, 101, 172, 202, 344, 404, 688, 808, 1297, 1616, 2594, 4343, 5188, 8686, 10376, 17372, 20752, 34744, 55771, 69488, 111542, 130997, 223084, 261994, 446168, 523988, 892336, 1047976, 2095952, 5632871, 11265742, 22531484, 45062968, 90125936]

約数ペア:

[(1, 90125936), (2, 45062968), (4, 22531484), (8, 11265742), (16, 5632871), (43, 2095952), (86, 1047976), (101, 892336), (172, 523988), (202, 446168), (344, 261994), (404, 223084), (688, 130997), (808, 111542), (1297, 69488), (1616, 55771), (2594, 34744), (4343, 20752), (5188, 17372), (8686, 10376)]