64137255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2473}}^1$

素因数の和:2520

約数の個数: 64

約数和(自身を含む): 133002240

約数和(自身を除く): 68864985

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 65, 91, 95, 105, 133, 195, 247, 273, 285, 399, 455, 665, 741, 1235, 1365, 1729, 1995, 2473, 3705, 5187, 7419, 8645, 12365, 17311, 25935, 32149, 37095, 46987, 51933, 86555, 96447, 140961, 160745, 225043, 234935, 259665, 328909, 482235, 610831, 675129, 704805, 986727, 1125215, 1644545, 1832493, 3054155, 3375645, 4275817, 4933635, 9162465, 12827451, 21379085, 64137255]

約数ペア:

[(1, 64137255), (3, 21379085), (5, 12827451), (7, 9162465), (13, 4933635), (15, 4275817), (19, 3375645), (21, 3054155), (35, 1832493), (39, 1644545), (57, 1125215), (65, 986727), (91, 704805), (95, 675129), (105, 610831), (133, 482235), (195, 328909), (247, 259665), (273, 234935), (285, 225043), (399, 160745), (455, 140961), (665, 96447), (741, 86555), (1235, 51933), (1365, 46987), (1729, 37095), (1995, 32149), (2473, 25935), (3705, 17311), (5187, 12365), (7419, 8645)]