64956915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 129729600

約数和(自身を除く): 64772685

約数列:

[1, 3, 5, 9, 15, 17, 19, 41, 45, 51, 57, 85, 95, 109, 123, 153, 171, 205, 255, 285, 323, 327, 369, 545, 615, 697, 765, 779, 855, 969, 981, 1615, 1635, 1845, 1853, 2071, 2091, 2337, 2907, 3485, 3895, 4469, 4845, 4905, 5559, 6213, 6273, 7011, 9265, 10355, 10455, 11685, 13243, 13407, 14535, 16677, 18639, 22345, 27795, 31065, 31365, 35055, 35207, 39729, 40221, 66215, 67035, 75973, 83385, 84911, 93195, 105621, 119187, 176035, 198645, 201105, 227919, 254733, 316863, 379865, 424555, 528105, 595935, 683757, 764199, 1139595, 1273665, 1443487, 1584315, 3418785, 3820995, 4330461, 7217435, 12991383, 21652305, 64956915]

約数ペア:

[(1, 64956915), (3, 21652305), (5, 12991383), (9, 7217435), (15, 4330461), (17, 3820995), (19, 3418785), (41, 1584315), (45, 1443487), (51, 1273665), (57, 1139595), (85, 764199), (95, 683757), (109, 595935), (123, 528105), (153, 424555), (171, 379865), (205, 316863), (255, 254733), (285, 227919), (323, 201105), (327, 198645), (369, 176035), (545, 119187), (615, 105621), (697, 93195), (765, 84911), (779, 83385), (855, 75973), (969, 67035), (981, 66215), (1615, 40221), (1635, 39729), (1845, 35207), (1853, 35055), (2071, 31365), (2091, 31065), (2337, 27795), (2907, 22345), (3485, 18639), (3895, 16677), (4469, 14535), (4845, 13407), (4905, 13243), (5559, 11685), (6213, 10455), (6273, 10355), (7011, 9265)]