80721510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2690717}}^1$

素因数の和:2690727

約数の個数: 16

約数和(自身を含む): 193731696

約数和(自身を除く): 113010186

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2690717, 5381434, 8072151, 13453585, 16144302, 26907170, 40360755, 80721510]

約数ペア:

[(1, 80721510), (2, 40360755), (3, 26907170), (5, 16144302), (6, 13453585), (10, 8072151), (15, 5381434), (30, 2690717)]