64123904

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{4817}}^1$

素因数の和:4850

約数の個数: 44

約数和(自身を含む): 138074244

約数和(自身を除く): 73950340

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 4817, 6656, 9634, 13312, 19268, 38536, 62621, 77072, 125242, 154144, 250484, 308288, 500968, 616576, 1001936, 1233152, 2003872, 2466304, 4007744, 4932608, 8015488, 16030976, 32061952, 64123904]

約数ペア:

[(1, 64123904), (2, 32061952), (4, 16030976), (8, 8015488), (13, 4932608), (16, 4007744), (26, 2466304), (32, 2003872), (52, 1233152), (64, 1001936), (104, 616576), (128, 500968), (208, 308288), (256, 250484), (416, 154144), (512, 125242), (832, 77072), (1024, 62621), (1664, 38536), (3328, 19268), (4817, 13312), (6656, 9634)]