64224820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{827}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 147728448

約数和(自身を除く): 83503628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 353, 706, 827, 1412, 1654, 1765, 3308, 3530, 3883, 4135, 7060, 7766, 8270, 9097, 15532, 16540, 18194, 19415, 36388, 38830, 45485, 77660, 90970, 181940, 291931, 583862, 1167724, 1459655, 2919310, 3211241, 5838620, 6422482, 12844964, 16056205, 32112410, 64224820]

約数ペア:

[(1, 64224820), (2, 32112410), (4, 16056205), (5, 12844964), (10, 6422482), (11, 5838620), (20, 3211241), (22, 2919310), (44, 1459655), (55, 1167724), (110, 583862), (220, 291931), (353, 181940), (706, 90970), (827, 77660), (1412, 45485), (1654, 38830), (1765, 36388), (3308, 19415), (3530, 18194), (3883, 16540), (4135, 15532), (7060, 9097), (7766, 8270)]