278322670130

素因数分解:

$2^1\times 5^1\times {\mathrm{110863}}^1\times {\mathrm{251051}}^1$

素因数の和:361921

約数の個数: 16

約数和(自身を含む): 500987320704

約数和(自身を除く): 222664650574

約数列:

[1, 2, 5, 10, 110863, 221726, 251051, 502102, 554315, 1108630, 1255255, 2510510, 27832267013, 55664534026, 139161335065, 278322670130]

約数ペア:

[(1, 278322670130), (2, 139161335065), (5, 55664534026), (10, 27832267013), (110863, 2510510), (221726, 1255255), (251051, 1108630), (502102, 554315)]