25870208

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2255

約数の個数: 64

約数和(自身を含む): 63460320

約数和(自身を除く): 37590112

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2221, 2912, 4442, 5824, 8884, 11648, 15547, 17768, 28873, 31094, 35536, 57746, 62188, 71072, 115492, 124376, 142144, 202111, 230984, 248752, 284288, 404222, 461968, 497504, 808444, 923936, 995008, 1616888, 1847872, 1990016, 3233776, 3695744, 6467552, 12935104, 25870208]

約数ペア:

[(1, 25870208), (2, 12935104), (4, 6467552), (7, 3695744), (8, 3233776), (13, 1990016), (14, 1847872), (16, 1616888), (26, 995008), (28, 923936), (32, 808444), (52, 497504), (56, 461968), (64, 404222), (91, 284288), (104, 248752), (112, 230984), (128, 202111), (182, 142144), (208, 124376), (224, 115492), (364, 71072), (416, 62188), (448, 57746), (728, 35536), (832, 31094), (896, 28873), (1456, 17768), (1664, 15547), (2221, 11648), (2912, 8884), (4442, 5824)]