81872896

素因数分解:

$2^{11}\times 7^1\times {\mathrm{5711}}^1$

素因数の和:5740

約数の個数: 48

約数和(自身を含む): 187125120

約数和(自身を除く): 105252224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 5711, 7168, 11422, 14336, 22844, 39977, 45688, 79954, 91376, 159908, 182752, 319816, 365504, 639632, 731008, 1279264, 1462016, 2558528, 2924032, 5117056, 5848064, 10234112, 11696128, 20468224, 40936448, 81872896]

約数ペア:

[(1, 81872896), (2, 40936448), (4, 20468224), (7, 11696128), (8, 10234112), (14, 5848064), (16, 5117056), (28, 2924032), (32, 2558528), (56, 1462016), (64, 1279264), (112, 731008), (128, 639632), (224, 365504), (256, 319816), (448, 182752), (512, 159908), (896, 91376), (1024, 79954), (1792, 45688), (2048, 39977), (3584, 22844), (5711, 14336), (7168, 11422)]