80878654

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1\times {\mathrm{1051}}^1$

素因数の和:1515

約数の個数: 16

約数和(自身を含む): 122894640

約数和(自身を除く): 42015986

約数列:

[1, 2, 109, 218, 353, 706, 1051, 2102, 38477, 76954, 114559, 229118, 371003, 742006, 40439327, 80878654]

約数ペア:

[(1, 80878654), (2, 40439327), (109, 742006), (218, 371003), (353, 229118), (706, 114559), (1051, 76954), (2102, 38477)]