64648540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10133}}^1$

素因数の和:10182

約数の個数: 48

約数和(自身を含む): 153226080

約数和(自身を除く): 88577540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 10133, 20266, 40532, 50665, 101330, 111463, 202660, 222926, 293857, 445852, 557315, 587714, 1114630, 1175428, 1469285, 2229260, 2938570, 3232427, 5877140, 6464854, 12929708, 16162135, 32324270, 64648540]

約数ペア:

[(1, 64648540), (2, 32324270), (4, 16162135), (5, 12929708), (10, 6464854), (11, 5877140), (20, 3232427), (22, 2938570), (29, 2229260), (44, 1469285), (55, 1175428), (58, 1114630), (110, 587714), (116, 557315), (145, 445852), (220, 293857), (290, 222926), (319, 202660), (580, 111463), (638, 101330), (1276, 50665), (1595, 40532), (3190, 20266), (6380, 10133)]