81984128

素因数分解:

$2^7\times {\mathrm{439}}^1\times {\mathrm{1459}}^1$

素因数の和:1912

約数の個数: 32

約数和(自身を含む): 163812000

約数和(自身を除く): 81827872

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 439, 878, 1459, 1756, 2918, 3512, 5836, 7024, 11672, 14048, 23344, 28096, 46688, 56192, 93376, 186752, 640501, 1281002, 2562004, 5124008, 10248016, 20496032, 40992064, 81984128]

約数ペア:

[(1, 81984128), (2, 40992064), (4, 20496032), (8, 10248016), (16, 5124008), (32, 2562004), (64, 1281002), (128, 640501), (439, 186752), (878, 93376), (1459, 56192), (1756, 46688), (2918, 28096), (3512, 23344), (5836, 14048), (7024, 11672)]