66478648

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{823}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 130521600

約数和(自身を除く): 64042952

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 439, 823, 878, 1646, 1756, 3292, 3512, 6584, 10097, 18929, 20194, 37858, 40388, 75716, 80776, 151432, 361297, 722594, 1445188, 2890376, 8309831, 16619662, 33239324, 66478648]

約数ペア:

[(1, 66478648), (2, 33239324), (4, 16619662), (8, 8309831), (23, 2890376), (46, 1445188), (92, 722594), (184, 361297), (439, 151432), (823, 80776), (878, 75716), (1646, 40388), (1756, 37858), (3292, 20194), (3512, 18929), (6584, 10097)]