64887790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{20341}}^1$

素因数の和:20388

約数の個数: 32

約数和(自身を含む): 131816160

約数和(自身を除く): 66928370

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 20341, 40682, 101705, 203410, 223751, 447502, 589889, 1118755, 1179778, 2237510, 2949445, 5898890, 6488779, 12977558, 32443895, 64887790]

約数ペア:

[(1, 64887790), (2, 32443895), (5, 12977558), (10, 6488779), (11, 5898890), (22, 2949445), (29, 2237510), (55, 1179778), (58, 1118755), (110, 589889), (145, 447502), (290, 223751), (319, 203410), (638, 101705), (1595, 40682), (3190, 20341)]