31480805

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1324

約数の個数: 16

約数和(自身を含む): 39312000

約数和(自身を除く): 7831195

約数列:

[1, 5, 29, 145, 199, 995, 1091, 5455, 5771, 28855, 31639, 158195, 217109, 1085545, 6296161, 31480805]

約数ペア:

[(1, 31480805), (5, 6296161), (29, 1085545), (145, 217109), (199, 158195), (995, 31639), (1091, 28855), (5455, 5771)]