80834320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1213}}^1$

素因数の和:1257

約数の個数: 120

約数和(自身を含む): 231674904

約数和(自身を除く): 150840584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 595, 680, 784, 833, 952, 980, 1190, 1213, 1360, 1666, 1904, 1960, 2380, 2426, 3332, 3920, 4165, 4760, 4852, 6065, 6664, 8330, 8491, 9520, 9704, 12130, 13328, 16660, 16982, 19408, 20621, 24260, 33320, 33964, 41242, 42455, 48520, 59437, 66640, 67928, 82484, 84910, 97040, 103105, 118874, 135856, 144347, 164968, 169820, 206210, 237748, 288694, 297185, 329936, 339640, 412420, 475496, 577388, 594370, 679280, 721735, 824840, 950992, 1010429, 1154776, 1188740, 1443470, 1649680, 2020858, 2309552, 2377480, 2886940, 4041716, 4754960, 5052145, 5773880, 8083432, 10104290, 11547760, 16166864, 20208580, 40417160, 80834320]

約数ペア:

[(1, 80834320), (2, 40417160), (4, 20208580), (5, 16166864), (7, 11547760), (8, 10104290), (10, 8083432), (14, 5773880), (16, 5052145), (17, 4754960), (20, 4041716), (28, 2886940), (34, 2377480), (35, 2309552), (40, 2020858), (49, 1649680), (56, 1443470), (68, 1188740), (70, 1154776), (80, 1010429), (85, 950992), (98, 824840), (112, 721735), (119, 679280), (136, 594370), (140, 577388), (170, 475496), (196, 412420), (238, 339640), (245, 329936), (272, 297185), (280, 288694), (340, 237748), (392, 206210), (476, 169820), (490, 164968), (560, 144347), (595, 135856), (680, 118874), (784, 103105), (833, 97040), (952, 84910), (980, 82484), (1190, 67928), (1213, 66640), (1360, 59437), (1666, 48520), (1904, 42455), (1960, 41242), (2380, 33964), (2426, 33320), (3332, 24260), (3920, 20621), (4165, 19408), (4760, 16982), (4852, 16660), (6065, 13328), (6664, 12130), (8330, 9704), (8491, 9520)]