80880086

素因数分解:

$2^1\times 7^4\times {\mathrm{16843}}^1$

素因数の和:16873

約数の個数: 20

約数和(自身を含む): 141540132

約数和(自身を除く): 60660046

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 16843, 33686, 117901, 235802, 825307, 1650614, 5777149, 11554298, 40440043, 80880086]

約数ペア:

[(1, 80880086), (2, 40440043), (7, 11554298), (14, 5777149), (49, 1650614), (98, 825307), (343, 235802), (686, 117901), (2401, 33686), (4802, 16843)]