25537184

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 52401888

約数和(自身を除く): 26864704

約数列:

[1, 2, 4, 8, 16, 32, 43, 67, 86, 134, 172, 268, 277, 344, 536, 554, 688, 1072, 1108, 1376, 2144, 2216, 2881, 4432, 5762, 8864, 11524, 11911, 18559, 23048, 23822, 37118, 46096, 47644, 74236, 92192, 95288, 148472, 190576, 296944, 381152, 593888, 798037, 1596074, 3192148, 6384296, 12768592, 25537184]

約数ペア:

[(1, 25537184), (2, 12768592), (4, 6384296), (8, 3192148), (16, 1596074), (32, 798037), (43, 593888), (67, 381152), (86, 296944), (134, 190576), (172, 148472), (268, 95288), (277, 92192), (344, 74236), (536, 47644), (554, 46096), (688, 37118), (1072, 23822), (1108, 23048), (1376, 18559), (2144, 11911), (2216, 11524), (2881, 8864), (4432, 5762)]