80196660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{445537}}^1$

素因数の和:445552

約数の個数: 36

約数和(自身を含む): 243263748

約数和(自身を除く): 163067088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 445537, 891074, 1336611, 1782148, 2227685, 2673222, 4009833, 4455370, 5346444, 6683055, 8019666, 8910740, 13366110, 16039332, 20049165, 26732220, 40098330, 80196660]

約数ペア:

[(1, 80196660), (2, 40098330), (3, 26732220), (4, 20049165), (5, 16039332), (6, 13366110), (9, 8910740), (10, 8019666), (12, 6683055), (15, 5346444), (18, 4455370), (20, 4009833), (30, 2673222), (36, 2227685), (45, 1782148), (60, 1336611), (90, 891074), (180, 445537)]