80990565.000000000

素因数分解:

$2^3\times 3^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:380

約数の個数: 128

約数和(自身を含む): 412473600

約数和(自身を除く): 270396792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 61, 72, 82, 108, 122, 123, 164, 183, 216, 244, 246, 263, 328, 366, 369, 488, 492, 526, 549, 732, 738, 789, 984, 1052, 1098, 1107, 1464, 1476, 1578, 1647, 2104, 2196, 2214, 2367, 2501, 2952, 3156, 3294, 4392, 4428, 4734, 5002, 6312, 6588, 7101, 7503, 8856, 9468, 10004, 10783, 13176, 14202, 15006, 16043, 18936, 20008, 21566, 22509, 28404, 30012, 32086, 32349, 43132, 45018, 48129, 56808, 60024, 64172, 64698, 67527, 86264, 90036, 96258, 97047, 128344, 129396, 135054, 144387, 180072, 192516, 194094, 258792, 270108, 288774, 291141, 385032, 388188, 433161, 540216, 577548, 582282, 657763, 776376, 866322, 1155096, 1164564, 1315526, 1732644, 1973289, 2329128, 2631052, 3465288, 3946578, 5262104, 5919867, 7893156, 11839734, 15786312, 17759601, 23679468, 35519202, 47358936, 71038404, 142076808]

約数ペア:

[(1, 142076808), (2, 71038404), (3, 47358936), (4, 35519202), (6, 23679468), (8, 17759601), (9, 15786312), (12, 11839734), (18, 7893156), (24, 5919867), (27, 5262104), (36, 3946578), (41, 3465288), (54, 2631052), (61, 2329128), (72, 1973289), (82, 1732644), (108, 1315526), (122, 1164564), (123, 1155096), (164, 866322), (183, 776376), (216, 657763), (244, 582282), (246, 577548), (263, 540216), (328, 433161), (366, 388188), (369, 385032), (488, 291141), (492, 288774), (526, 270108), (549, 258792), (732, 194094), (738, 192516), (789, 180072), (984, 144387), (1052, 135054), (1098, 129396), (1107, 128344), (1464, 97047), (1476, 96258), (1578, 90036), (1647, 86264), (2104, 67527), (2196, 64698), (2214, 64172), (2367, 60024), (2501, 56808), (2952, 48129), (3156, 45018), (3294, 43132), (4392, 32349), (4428, 32086), (4734, 30012), (5002, 28404), (6312, 22509), (6588, 21566), (7101, 20008), (7503, 18936), (8856, 16043), (9468, 15006), (10004, 14202), (10783, 13176)]