278310055

素因数分解:

$5^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1\times {\mathrm{1051}}^1$

素因数の和:1518

約数の個数: 16

約数和(自身を含む): 337212288

約数和(自身を除く): 58902233

約数列:

[1, 5, 211, 251, 1051, 1055, 1255, 5255, 52961, 221761, 263801, 264805, 1108805, 1319005, 55662011, 278310055]

約数ペア:

[(1, 278310055), (5, 55662011), (211, 1319005), (251, 1108805), (1051, 264805), (1055, 263801), (1255, 221761), (5255, 52961)]