80140112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{385289}}^1$

素因数の和:385310

約数の個数: 20

約数和(自身を含む): 167215860

約数和(自身を除く): 87075748

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 385289, 770578, 1541156, 3082312, 5008757, 6164624, 10017514, 20035028, 40070056, 80140112]

約数ペア:

[(1, 80140112), (2, 40070056), (4, 20035028), (8, 10017514), (13, 6164624), (16, 5008757), (26, 3082312), (52, 1541156), (104, 770578), (208, 385289)]