80494544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{386993}}^1$

素因数の和:387014

約数の個数: 20

約数和(自身を含む): 167955396

約数和(自身を除く): 87460852

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 386993, 773986, 1547972, 3095944, 5030909, 6191888, 10061818, 20123636, 40247272, 80494544]

約数ペア:

[(1, 80494544), (2, 40247272), (4, 20123636), (8, 10061818), (13, 6191888), (16, 5030909), (26, 3095944), (52, 1547972), (104, 773986), (208, 386993)]