53643920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1368

約数の個数: 80

約数和(自身を含む): 139062528

約数和(自身を除く): 85418608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1297, 1880, 2068, 2585, 2594, 3760, 4136, 5170, 5188, 6485, 8272, 10340, 10376, 12970, 14267, 20680, 20752, 25940, 28534, 41360, 51880, 57068, 60959, 71335, 103760, 114136, 121918, 142670, 228272, 243836, 285340, 304795, 487672, 570680, 609590, 670549, 975344, 1141360, 1219180, 1341098, 2438360, 2682196, 3352745, 4876720, 5364392, 6705490, 10728784, 13410980, 26821960, 53643920]

約数ペア:

[(1, 53643920), (2, 26821960), (4, 13410980), (5, 10728784), (8, 6705490), (10, 5364392), (11, 4876720), (16, 3352745), (20, 2682196), (22, 2438360), (40, 1341098), (44, 1219180), (47, 1141360), (55, 975344), (80, 670549), (88, 609590), (94, 570680), (110, 487672), (176, 304795), (188, 285340), (220, 243836), (235, 228272), (376, 142670), (440, 121918), (470, 114136), (517, 103760), (752, 71335), (880, 60959), (940, 57068), (1034, 51880), (1297, 41360), (1880, 28534), (2068, 25940), (2585, 20752), (2594, 20680), (3760, 14267), (4136, 12970), (5170, 10376), (5188, 10340), (6485, 8272)]