64964320

素因数分解:

$2^5\times 5^1\times {\mathrm{406027}}^1$

素因数の和:406042

約数の個数: 24

約数和(自身を含む): 153478584

約数和(自身を除く): 88514264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 406027, 812054, 1624108, 2030135, 3248216, 4060270, 6496432, 8120540, 12992864, 16241080, 32482160, 64964320]

約数ペア:

[(1, 64964320), (2, 32482160), (4, 16241080), (5, 12992864), (8, 8120540), (10, 6496432), (16, 4060270), (20, 3248216), (32, 2030135), (40, 1624108), (80, 812054), (160, 406027)]