64178080

素因数分解:

$2^5\times 5^1\times {\mathrm{401113}}^1$

素因数の和:401128

約数の個数: 24

約数和(自身を含む): 151621092

約数和(自身を除く): 87443012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 401113, 802226, 1604452, 2005565, 3208904, 4011130, 6417808, 8022260, 12835616, 16044520, 32089040, 64178080]

約数ペア:

[(1, 64178080), (2, 32089040), (4, 16044520), (5, 12835616), (8, 8022260), (10, 6417808), (16, 4011130), (20, 3208904), (32, 2005565), (40, 1604452), (80, 802226), (160, 401113)]