78841856

素因数分解:

$2^{11}\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 159361020

約数和(自身を除く): 80519164

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 137, 256, 274, 281, 512, 548, 562, 1024, 1096, 1124, 2048, 2192, 2248, 4384, 4496, 8768, 8992, 17536, 17984, 35072, 35968, 38497, 70144, 71936, 76994, 140288, 143872, 153988, 280576, 287744, 307976, 575488, 615952, 1231904, 2463808, 4927616, 9855232, 19710464, 39420928, 78841856]

約数ペア:

[(1, 78841856), (2, 39420928), (4, 19710464), (8, 9855232), (16, 4927616), (32, 2463808), (64, 1231904), (128, 615952), (137, 575488), (256, 307976), (274, 287744), (281, 280576), (512, 153988), (548, 143872), (562, 140288), (1024, 76994), (1096, 71936), (1124, 70144), (2048, 38497), (2192, 35968), (2248, 35072), (4384, 17984), (4496, 17536), (8768, 8992)]