64225760

素因数分解:

$2^5\times 5^1\times {\mathrm{401411}}^1$

素因数の和:401426

約数の個数: 24

約数和(自身を含む): 151733736

約数和(自身を除く): 87507976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 401411, 802822, 1605644, 2007055, 3211288, 4014110, 6422576, 8028220, 12845152, 16056440, 32112880, 64225760]

約数ペア:

[(1, 64225760), (2, 32112880), (4, 16056440), (5, 12845152), (8, 8028220), (10, 6422576), (16, 4014110), (20, 3211288), (32, 2007055), (40, 1605644), (80, 802822), (160, 401411)]