51259488

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:685

約数の個数: 144

約数和(自身を含む): 165990384

約数和(自身を除く): 114730896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 68, 84, 96, 98, 102, 112, 119, 136, 147, 168, 196, 204, 224, 238, 272, 294, 336, 357, 392, 408, 476, 544, 588, 641, 672, 714, 784, 816, 833, 952, 1176, 1282, 1428, 1568, 1632, 1666, 1904, 1923, 2352, 2499, 2564, 2856, 3332, 3808, 3846, 4487, 4704, 4998, 5128, 5712, 6664, 7692, 8974, 9996, 10256, 10897, 11424, 13328, 13461, 15384, 17948, 19992, 20512, 21794, 26656, 26922, 30768, 31409, 32691, 35896, 39984, 43588, 53844, 61536, 62818, 65382, 71792, 76279, 79968, 87176, 94227, 107688, 125636, 130764, 143584, 152558, 174352, 188454, 215376, 228837, 251272, 261528, 305116, 348704, 376908, 430752, 457674, 502544, 523056, 533953, 610232, 753816, 915348, 1005088, 1046112, 1067906, 1220464, 1507632, 1601859, 1830696, 2135812, 2440928, 3015264, 3203718, 3661392, 4271624, 6407436, 7322784, 8543248, 12814872, 17086496, 25629744, 51259488]

約数ペア:

[(1, 51259488), (2, 25629744), (3, 17086496), (4, 12814872), (6, 8543248), (7, 7322784), (8, 6407436), (12, 4271624), (14, 3661392), (16, 3203718), (17, 3015264), (21, 2440928), (24, 2135812), (28, 1830696), (32, 1601859), (34, 1507632), (42, 1220464), (48, 1067906), (49, 1046112), (51, 1005088), (56, 915348), (68, 753816), (84, 610232), (96, 533953), (98, 523056), (102, 502544), (112, 457674), (119, 430752), (136, 376908), (147, 348704), (168, 305116), (196, 261528), (204, 251272), (224, 228837), (238, 215376), (272, 188454), (294, 174352), (336, 152558), (357, 143584), (392, 130764), (408, 125636), (476, 107688), (544, 94227), (588, 87176), (641, 79968), (672, 76279), (714, 71792), (784, 65382), (816, 62818), (833, 61536), (952, 53844), (1176, 43588), (1282, 39984), (1428, 35896), (1568, 32691), (1632, 31409), (1666, 30768), (1904, 26922), (1923, 26656), (2352, 21794), (2499, 20512), (2564, 19992), (2856, 17948), (3332, 15384), (3808, 13461), (3846, 13328), (4487, 11424), (4704, 10897), (4998, 10256), (5128, 9996), (5712, 8974), (6664, 7692)]