67981040

素因数分解:

$2^4\times 5^1\times {\mathrm{849763}}^1$

素因数の和:849776

約数の個数: 20

約数和(自身を含む): 158056104

約数和(自身を除く): 90075064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 849763, 1699526, 3399052, 4248815, 6798104, 8497630, 13596208, 16995260, 33990520, 67981040]

約数ペア:

[(1, 67981040), (2, 33990520), (4, 16995260), (5, 13596208), (8, 8497630), (10, 6798104), (16, 4248815), (20, 3399052), (40, 1699526), (80, 849763)]