66148760

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3733}}^1$

素因数の和:4187

約数の個数: 32

約数和(自身を含む): 149210640

約数和(自身を除く): 83061880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 3733, 4430, 7466, 8860, 14932, 17720, 18665, 29864, 37330, 74660, 149320, 1653719, 3307438, 6614876, 8268595, 13229752, 16537190, 33074380, 66148760]

約数ペア:

[(1, 66148760), (2, 33074380), (4, 16537190), (5, 13229752), (8, 8268595), (10, 6614876), (20, 3307438), (40, 1653719), (443, 149320), (886, 74660), (1772, 37330), (2215, 29864), (3544, 18665), (3733, 17720), (4430, 14932), (7466, 8860)]