64680495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23059}}^1$

素因数の和:23095

約数の個数: 32

約数和(自身を含む): 119543040

約数和(自身を除く): 54862545

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 23059, 69177, 115295, 253649, 345885, 392003, 760947, 1176009, 1268245, 1960015, 3804735, 4312033, 5880045, 12936099, 21560165, 64680495]

約数ペア:

[(1, 64680495), (3, 21560165), (5, 12936099), (11, 5880045), (15, 4312033), (17, 3804735), (33, 1960015), (51, 1268245), (55, 1176009), (85, 760947), (165, 392003), (187, 345885), (255, 253649), (561, 115295), (935, 69177), (2805, 23059)]