68309085

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 125798400

約数和(自身を除く): 57489315

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 103, 179, 195, 247, 285, 309, 515, 537, 741, 895, 1235, 1339, 1545, 1957, 2327, 2685, 3401, 3705, 4017, 5871, 6695, 6981, 9785, 10203, 11635, 17005, 18437, 20085, 25441, 29355, 34905, 44213, 51015, 55311, 76323, 92185, 127205, 132639, 221065, 239681, 276555, 350303, 381615, 663195, 719043, 1050909, 1198405, 1751515, 3595215, 4553939, 5254545, 13661817, 22769695, 68309085]

約数ペア:

[(1, 68309085), (3, 22769695), (5, 13661817), (13, 5254545), (15, 4553939), (19, 3595215), (39, 1751515), (57, 1198405), (65, 1050909), (95, 719043), (103, 663195), (179, 381615), (195, 350303), (247, 276555), (285, 239681), (309, 221065), (515, 132639), (537, 127205), (741, 92185), (895, 76323), (1235, 55311), (1339, 51015), (1545, 44213), (1957, 34905), (2327, 29355), (2685, 25441), (3401, 20085), (3705, 18437), (4017, 17005), (5871, 11635), (6695, 10203), (6981, 9785)]