85157840

素因数分解:

$2^4\times 5^1\times {\mathrm{1064473}}^1$

素因数の和:1064486

約数の個数: 20

約数和(自身を含む): 197992164

約数和(自身を除く): 112834324

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1064473, 2128946, 4257892, 5322365, 8515784, 10644730, 17031568, 21289460, 42578920, 85157840]

約数ペア:

[(1, 85157840), (2, 42578920), (4, 21289460), (5, 17031568), (8, 10644730), (10, 8515784), (16, 5322365), (20, 4257892), (40, 2128946), (80, 1064473)]