64171040

素因数分解:

$2^5\times 5^1\times {\mathrm{401069}}^1$

素因数の和:401084

約数の個数: 24

約数和(自身を含む): 151604460

約数和(自身を除く): 87433420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 401069, 802138, 1604276, 2005345, 3208552, 4010690, 6417104, 8021380, 12834208, 16042760, 32085520, 64171040]

約数ペア:

[(1, 64171040), (2, 32085520), (4, 16042760), (5, 12834208), (8, 8021380), (10, 6417104), (16, 4010690), (20, 3208552), (32, 2005345), (40, 1604276), (80, 802138), (160, 401069)]