4418680945

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2081}}^1$

素因数の和:2246

約数の個数: 64

約数和(自身を含む): 6651740160

約数和(自身を除く): 2233059215

約数列:

[1, 5, 7, 19, 31, 35, 95, 103, 133, 155, 217, 515, 589, 665, 721, 1085, 1957, 2081, 2945, 3193, 3605, 4123, 9785, 10405, 13699, 14567, 15965, 20615, 22351, 39539, 60667, 64511, 68495, 72835, 111755, 197695, 214343, 276773, 303335, 322555, 424669, 451577, 1071715, 1225709, 1383865, 1500401, 2123345, 2257885, 4072517, 6128545, 6644633, 7502005, 8579963, 20362585, 28507619, 33223165, 42899815, 46512431, 126248027, 142538095, 232562155, 631240135, 883736189, 4418680945]

約数ペア:

[(1, 4418680945), (5, 883736189), (7, 631240135), (19, 232562155), (31, 142538095), (35, 126248027), (95, 46512431), (103, 42899815), (133, 33223165), (155, 28507619), (217, 20362585), (515, 8579963), (589, 7502005), (665, 6644633), (721, 6128545), (1085, 4072517), (1957, 2257885), (2081, 2123345), (2945, 1500401), (3193, 1383865), (3605, 1225709), (4123, 1071715), (9785, 451577), (10405, 424669), (13699, 322555), (14567, 303335), (15965, 276773), (20615, 214343), (22351, 197695), (39539, 111755), (60667, 72835), (64511, 68495)]