51499160

素因数分解:

$2^3\times 5^1\times {\mathrm{1287479}}^1$

素因数の和:1287490

約数の個数: 16

約数和(自身を含む): 115873200

約数和(自身を除く): 64374040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1287479, 2574958, 5149916, 6437395, 10299832, 12874790, 25749580, 51499160]

約数ペア:

[(1, 51499160), (2, 25749580), (4, 12874790), (5, 10299832), (8, 6437395), (10, 5149916), (20, 2574958), (40, 1287479)]