65040640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 195034392

約数和(自身を除く): 129993752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 61, 64, 68, 70, 80, 85, 98, 112, 119, 122, 128, 136, 140, 160, 170, 196, 224, 238, 244, 245, 256, 272, 280, 305, 320, 340, 392, 427, 448, 476, 488, 490, 544, 560, 595, 610, 640, 680, 784, 833, 854, 896, 952, 976, 980, 1037, 1088, 1120, 1190, 1220, 1280, 1360, 1568, 1666, 1708, 1792, 1904, 1952, 1960, 2074, 2135, 2176, 2240, 2380, 2440, 2720, 2989, 3136, 3332, 3416, 3808, 3904, 3920, 4148, 4165, 4270, 4352, 4480, 4760, 4880, 5185, 5440, 5978, 6272, 6664, 6832, 7259, 7616, 7808, 7840, 8296, 8330, 8540, 8960, 9520, 9760, 10370, 10880, 11956, 12544, 13328, 13664, 14518, 14945, 15232, 15616, 15680, 16592, 16660, 17080, 19040, 19520, 20740, 21760, 23912, 26656, 27328, 29036, 29890, 30464, 31360, 33184, 33320, 34160, 36295, 38080, 39040, 41480, 47824, 50813, 53312, 54656, 58072, 59780, 62720, 66368, 66640, 68320, 72590, 76160, 78080, 82960, 95648, 101626, 106624, 109312, 116144, 119560, 132736, 133280, 136640, 145180, 152320, 165920, 191296, 203252, 213248, 232288, 239120, 254065, 265472, 266560, 273280, 290360, 331840, 382592, 406504, 464576, 478240, 508130, 533120, 546560, 580720, 663680, 765184, 813008, 929152, 956480, 1016260, 1066240, 1161440, 1327360, 1626016, 1858304, 1912960, 2032520, 2322880, 3252032, 3825920, 4065040, 4645760, 6504064, 8130080, 9291520, 13008128, 16260160, 32520320, 65040640]

約数ペア:

[(1, 65040640), (2, 32520320), (4, 16260160), (5, 13008128), (7, 9291520), (8, 8130080), (10, 6504064), (14, 4645760), (16, 4065040), (17, 3825920), (20, 3252032), (28, 2322880), (32, 2032520), (34, 1912960), (35, 1858304), (40, 1626016), (49, 1327360), (56, 1161440), (61, 1066240), (64, 1016260), (68, 956480), (70, 929152), (80, 813008), (85, 765184), (98, 663680), (112, 580720), (119, 546560), (122, 533120), (128, 508130), (136, 478240), (140, 464576), (160, 406504), (170, 382592), (196, 331840), (224, 290360), (238, 273280), (244, 266560), (245, 265472), (256, 254065), (272, 239120), (280, 232288), (305, 213248), (320, 203252), (340, 191296), (392, 165920), (427, 152320), (448, 145180), (476, 136640), (488, 133280), (490, 132736), (544, 119560), (560, 116144), (595, 109312), (610, 106624), (640, 101626), (680, 95648), (784, 82960), (833, 78080), (854, 76160), (896, 72590), (952, 68320), (976, 66640), (980, 66368), (1037, 62720), (1088, 59780), (1120, 58072), (1190, 54656), (1220, 53312), (1280, 50813), (1360, 47824), (1568, 41480), (1666, 39040), (1708, 38080), (1792, 36295), (1904, 34160), (1952, 33320), (1960, 33184), (2074, 31360), (2135, 30464), (2176, 29890), (2240, 29036), (2380, 27328), (2440, 26656), (2720, 23912), (2989, 21760), (3136, 20740), (3332, 19520), (3416, 19040), (3808, 17080), (3904, 16660), (3920, 16592), (4148, 15680), (4165, 15616), (4270, 15232), (4352, 14945), (4480, 14518), (4760, 13664), (4880, 13328), (5185, 12544), (5440, 11956), (5978, 10880), (6272, 10370), (6664, 9760), (6832, 9520), (7259, 8960), (7616, 8540), (7808, 8330), (7840, 8296)]