81211392

素因数分解:

$2^{12}\times 3^2\times {\mathrm{2203}}^1$

素因数の和:2233

約数の個数: 78

約数和(自身を含む): 234688532

約数和(自身を除く): 153477140

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1024, 1152, 1536, 2048, 2203, 2304, 3072, 4096, 4406, 4608, 6144, 6609, 8812, 9216, 12288, 13218, 17624, 18432, 19827, 26436, 35248, 36864, 39654, 52872, 70496, 79308, 105744, 140992, 158616, 211488, 281984, 317232, 422976, 563968, 634464, 845952, 1127936, 1268928, 1691904, 2255872, 2537856, 3383808, 4511744, 5075712, 6767616, 9023488, 10151424, 13535232, 20302848, 27070464, 40605696, 81211392]

約数ペア:

[(1, 81211392), (2, 40605696), (3, 27070464), (4, 20302848), (6, 13535232), (8, 10151424), (9, 9023488), (12, 6767616), (16, 5075712), (18, 4511744), (24, 3383808), (32, 2537856), (36, 2255872), (48, 1691904), (64, 1268928), (72, 1127936), (96, 845952), (128, 634464), (144, 563968), (192, 422976), (256, 317232), (288, 281984), (384, 211488), (512, 158616), (576, 140992), (768, 105744), (1024, 79308), (1152, 70496), (1536, 52872), (2048, 39654), (2203, 36864), (2304, 35248), (3072, 26436), (4096, 19827), (4406, 18432), (4608, 17624), (6144, 13218), (6609, 12288), (8812, 9216)]