66470080

素因数分解:

$2^6\times 5^1\times {\mathrm{207719}}^1$

素因数の和:207736

約数の個数: 28

約数和(自身を含む): 158282640

約数和(自身を除く): 91812560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 207719, 415438, 830876, 1038595, 1661752, 2077190, 3323504, 4154380, 6647008, 8308760, 13294016, 16617520, 33235040, 66470080]

約数ペア:

[(1, 66470080), (2, 33235040), (4, 16617520), (5, 13294016), (8, 8308760), (10, 6647008), (16, 4154380), (20, 3323504), (32, 2077190), (40, 1661752), (64, 1038595), (80, 830876), (160, 415438), (320, 207719)]