64381295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1931

約数の個数: 32

約数和(自身を含む): 91699776

約数和(自身を除く): 27318481

約数列:

[1, 5, 11, 17, 37, 55, 85, 185, 187, 407, 629, 935, 1861, 2035, 3145, 6919, 9305, 20471, 31637, 34595, 68857, 102355, 158185, 344285, 348007, 757427, 1170569, 1740035, 3787135, 5852845, 12876259, 64381295]

約数ペア:

[(1, 64381295), (5, 12876259), (11, 5852845), (17, 3787135), (37, 1740035), (55, 1170569), (85, 757427), (185, 348007), (187, 344285), (407, 158185), (629, 102355), (935, 68857), (1861, 34595), (2035, 31637), (3145, 20471), (6919, 9305)]