51276810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131479}}^1$

素因数の和:131502

約数の個数: 32

約数和(自身を含む): 132531840

約数和(自身を除く): 81255030

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 131479, 262958, 394437, 657395, 788874, 1314790, 1709227, 1972185, 3418454, 3944370, 5127681, 8546135, 10255362, 17092270, 25638405, 51276810]

約数ペア:

[(1, 51276810), (2, 25638405), (3, 17092270), (5, 10255362), (6, 8546135), (10, 5127681), (13, 3944370), (15, 3418454), (26, 1972185), (30, 1709227), (39, 1314790), (65, 788874), (78, 657395), (130, 394437), (195, 262958), (390, 131479)]