80078416

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{454991}}^1$

素因数の和:455010

約数の個数: 20

約数和(自身を含む): 169257024

約数和(自身を除く): 89178608

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 454991, 909982, 1819964, 3639928, 5004901, 7279856, 10009802, 20019604, 40039208, 80078416]

約数ペア:

[(1, 80078416), (2, 40039208), (4, 20019604), (8, 10009802), (11, 7279856), (16, 5004901), (22, 3639928), (44, 1819964), (88, 909982), (176, 454991)]