51223760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 160

約数和(自身を含む): 146990592

約数和(自身を除く): 95766832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 41, 46, 56, 70, 80, 82, 92, 97, 112, 115, 140, 161, 164, 184, 194, 205, 230, 280, 287, 322, 328, 368, 388, 410, 460, 485, 560, 574, 644, 656, 679, 776, 805, 820, 920, 943, 970, 1148, 1288, 1358, 1435, 1552, 1610, 1640, 1840, 1886, 1940, 2231, 2296, 2576, 2716, 2870, 3220, 3280, 3395, 3772, 3880, 3977, 4462, 4592, 4715, 5432, 5740, 6440, 6601, 6790, 7544, 7760, 7954, 8924, 9430, 10864, 11155, 11480, 12880, 13202, 13580, 15088, 15617, 15908, 17848, 18860, 19885, 22310, 22960, 26404, 27160, 27839, 31234, 31816, 33005, 35696, 37720, 39770, 44620, 52808, 54320, 55678, 62468, 63632, 66010, 75440, 78085, 79540, 89240, 91471, 105616, 111356, 124936, 132020, 139195, 156170, 159080, 178480, 182942, 222712, 249872, 264040, 278390, 312340, 318160, 365884, 445424, 457355, 528080, 556780, 624680, 640297, 731768, 914710, 1113560, 1249360, 1280594, 1463536, 1829420, 2227120, 2561188, 3201485, 3658840, 5122376, 6402970, 7317680, 10244752, 12805940, 25611880, 51223760]

約数ペア:

[(1, 51223760), (2, 25611880), (4, 12805940), (5, 10244752), (7, 7317680), (8, 6402970), (10, 5122376), (14, 3658840), (16, 3201485), (20, 2561188), (23, 2227120), (28, 1829420), (35, 1463536), (40, 1280594), (41, 1249360), (46, 1113560), (56, 914710), (70, 731768), (80, 640297), (82, 624680), (92, 556780), (97, 528080), (112, 457355), (115, 445424), (140, 365884), (161, 318160), (164, 312340), (184, 278390), (194, 264040), (205, 249872), (230, 222712), (280, 182942), (287, 178480), (322, 159080), (328, 156170), (368, 139195), (388, 132020), (410, 124936), (460, 111356), (485, 105616), (560, 91471), (574, 89240), (644, 79540), (656, 78085), (679, 75440), (776, 66010), (805, 63632), (820, 62468), (920, 55678), (943, 54320), (970, 52808), (1148, 44620), (1288, 39770), (1358, 37720), (1435, 35696), (1552, 33005), (1610, 31816), (1640, 31234), (1840, 27839), (1886, 27160), (1940, 26404), (2231, 22960), (2296, 22310), (2576, 19885), (2716, 18860), (2870, 17848), (3220, 15908), (3280, 15617), (3395, 15088), (3772, 13580), (3880, 13202), (3977, 12880), (4462, 11480), (4592, 11155), (4715, 10864), (5432, 9430), (5740, 8924), (6440, 7954), (6601, 7760), (6790, 7544)]