85020880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 180

約数和(自身を含む): 246242052

約数和(自身を除く): 161221172

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 41, 46, 49, 56, 70, 80, 82, 92, 98, 112, 115, 140, 161, 164, 184, 196, 205, 230, 245, 280, 287, 322, 328, 368, 392, 410, 460, 490, 529, 560, 574, 644, 656, 784, 805, 820, 920, 943, 980, 1058, 1127, 1148, 1288, 1435, 1610, 1640, 1840, 1886, 1960, 2009, 2116, 2254, 2296, 2576, 2645, 2870, 3220, 3280, 3703, 3772, 3920, 4018, 4232, 4508, 4592, 4715, 5290, 5635, 5740, 6440, 6601, 7406, 7544, 8036, 8464, 9016, 9430, 10045, 10580, 11270, 11480, 12880, 13202, 14812, 15088, 16072, 18032, 18515, 18860, 20090, 21160, 21689, 22540, 22960, 25921, 26404, 29624, 32144, 33005, 37030, 37720, 40180, 42320, 43378, 45080, 46207, 51842, 52808, 59248, 66010, 74060, 75440, 80360, 86756, 90160, 92414, 103684, 105616, 108445, 129605, 132020, 148120, 151823, 160720, 173512, 184828, 207368, 216890, 231035, 259210, 264040, 296240, 303646, 347024, 369656, 414736, 433780, 462070, 518420, 528080, 607292, 739312, 759115, 867560, 924140, 1036840, 1062761, 1214584, 1518230, 1735120, 1848280, 2073680, 2125522, 2429168, 3036460, 3696560, 4251044, 5313805, 6072920, 8502088, 10627610, 12145840, 17004176, 21255220, 42510440, 85020880]

約数ペア:

[(1, 85020880), (2, 42510440), (4, 21255220), (5, 17004176), (7, 12145840), (8, 10627610), (10, 8502088), (14, 6072920), (16, 5313805), (20, 4251044), (23, 3696560), (28, 3036460), (35, 2429168), (40, 2125522), (41, 2073680), (46, 1848280), (49, 1735120), (56, 1518230), (70, 1214584), (80, 1062761), (82, 1036840), (92, 924140), (98, 867560), (112, 759115), (115, 739312), (140, 607292), (161, 528080), (164, 518420), (184, 462070), (196, 433780), (205, 414736), (230, 369656), (245, 347024), (280, 303646), (287, 296240), (322, 264040), (328, 259210), (368, 231035), (392, 216890), (410, 207368), (460, 184828), (490, 173512), (529, 160720), (560, 151823), (574, 148120), (644, 132020), (656, 129605), (784, 108445), (805, 105616), (820, 103684), (920, 92414), (943, 90160), (980, 86756), (1058, 80360), (1127, 75440), (1148, 74060), (1288, 66010), (1435, 59248), (1610, 52808), (1640, 51842), (1840, 46207), (1886, 45080), (1960, 43378), (2009, 42320), (2116, 40180), (2254, 37720), (2296, 37030), (2576, 33005), (2645, 32144), (2870, 29624), (3220, 26404), (3280, 25921), (3703, 22960), (3772, 22540), (3920, 21689), (4018, 21160), (4232, 20090), (4508, 18860), (4592, 18515), (4715, 18032), (5290, 16072), (5635, 15088), (5740, 14812), (6440, 13202), (6601, 12880), (7406, 11480), (7544, 11270), (8036, 10580), (8464, 10045), (9016, 9430)]