26345920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:230

約数の個数: 112

約数和(自身を含む): 69128640

約数和(自身を除く): 42782720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 136, 145, 160, 167, 170, 232, 272, 290, 320, 334, 340, 464, 493, 544, 580, 668, 680, 835, 928, 986, 1088, 1160, 1336, 1360, 1670, 1856, 1972, 2320, 2465, 2672, 2720, 2839, 3340, 3944, 4640, 4843, 4930, 5344, 5440, 5678, 6680, 7888, 9280, 9686, 9860, 10688, 11356, 13360, 14195, 15776, 19372, 19720, 22712, 24215, 26720, 28390, 31552, 38744, 39440, 45424, 48430, 53440, 56780, 77488, 78880, 82331, 90848, 96860, 113560, 154976, 157760, 164662, 181696, 193720, 227120, 309952, 329324, 387440, 411655, 454240, 658648, 774880, 823310, 908480, 1317296, 1549760, 1646620, 2634592, 3293240, 5269184, 6586480, 13172960, 26345920]

約数ペア:

[(1, 26345920), (2, 13172960), (4, 6586480), (5, 5269184), (8, 3293240), (10, 2634592), (16, 1646620), (17, 1549760), (20, 1317296), (29, 908480), (32, 823310), (34, 774880), (40, 658648), (58, 454240), (64, 411655), (68, 387440), (80, 329324), (85, 309952), (116, 227120), (136, 193720), (145, 181696), (160, 164662), (167, 157760), (170, 154976), (232, 113560), (272, 96860), (290, 90848), (320, 82331), (334, 78880), (340, 77488), (464, 56780), (493, 53440), (544, 48430), (580, 45424), (668, 39440), (680, 38744), (835, 31552), (928, 28390), (986, 26720), (1088, 24215), (1160, 22712), (1336, 19720), (1360, 19372), (1670, 15776), (1856, 14195), (1972, 13360), (2320, 11356), (2465, 10688), (2672, 9860), (2720, 9686), (2839, 9280), (3340, 7888), (3944, 6680), (4640, 5678), (4843, 5440), (4930, 5344)]