80890654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{72353}}^1$

素因数の和:72411

約数の個数: 16

約数和(自身を含む): 133710192

約数和(自身を除く): 52819538

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 72353, 144706, 940589, 1881178, 3111179, 6222358, 40445327, 80890654]

約数ペア:

[(1, 80890654), (2, 40445327), (13, 6222358), (26, 3111179), (43, 1881178), (86, 940589), (559, 144706), (1118, 72353)]