81629278

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{12601}}^1$

素因数の和:12723

約数の個数: 16

約数和(自身を含む): 127028160

約数和(自身を除く): 45398882

約数列:

[1, 2, 41, 79, 82, 158, 3239, 6478, 12601, 25202, 516641, 995479, 1033282, 1990958, 40814639, 81629278]

約数ペア:

[(1, 81629278), (2, 40814639), (41, 1990958), (79, 1033282), (82, 995479), (158, 516641), (3239, 25202), (6478, 12601)]