80521294

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{140281}}^1$

素因数の和:140331

約数の個数: 16

約数和(自身を含む): 141404256

約数和(自身を除く): 60882962

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 140281, 280562, 981967, 1963934, 5751521, 11503042, 40260647, 80521294]

約数ペア:

[(1, 80521294), (2, 40260647), (7, 11503042), (14, 5751521), (41, 1963934), (82, 981967), (287, 280562), (574, 140281)]