55311805

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{439}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 67415040

約数和(自身を除く): 12103235

約数列:

[1, 5, 113, 223, 439, 565, 1115, 2195, 25199, 49607, 97897, 125995, 248035, 489485, 11062361, 55311805]

約数ペア:

[(1, 55311805), (5, 11062361), (113, 489485), (223, 248035), (439, 125995), (565, 97897), (1115, 49607), (2195, 25199)]