251001856

素因数分解:

$2^{10}\times 7^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 132

約数和(自身を含む): 611447088

約数和(自身を除く): 360445232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 97, 112, 128, 133, 152, 194, 224, 256, 266, 304, 361, 388, 448, 512, 532, 608, 679, 722, 776, 896, 1024, 1064, 1216, 1358, 1444, 1552, 1792, 1843, 2128, 2432, 2527, 2716, 2888, 3104, 3584, 3686, 4256, 4864, 5054, 5432, 5776, 6208, 7168, 7372, 8512, 9728, 10108, 10864, 11552, 12416, 12901, 14744, 17024, 19456, 20216, 21728, 23104, 24832, 25802, 29488, 34048, 35017, 40432, 43456, 46208, 49664, 51604, 58976, 68096, 70034, 80864, 86912, 92416, 99328, 103208, 117952, 136192, 140068, 161728, 173824, 184832, 206416, 235904, 245119, 280136, 323456, 347648, 369664, 412832, 471808, 490238, 560272, 646912, 695296, 825664, 943616, 980476, 1120544, 1293824, 1651328, 1887232, 1960952, 2241088, 2587648, 3302656, 3921904, 4482176, 6605312, 7843808, 8964352, 13210624, 15687616, 17928704, 31375232, 35857408, 62750464, 125500928, 251001856]

約数ペア:

[(1, 251001856), (2, 125500928), (4, 62750464), (7, 35857408), (8, 31375232), (14, 17928704), (16, 15687616), (19, 13210624), (28, 8964352), (32, 7843808), (38, 6605312), (56, 4482176), (64, 3921904), (76, 3302656), (97, 2587648), (112, 2241088), (128, 1960952), (133, 1887232), (152, 1651328), (194, 1293824), (224, 1120544), (256, 980476), (266, 943616), (304, 825664), (361, 695296), (388, 646912), (448, 560272), (512, 490238), (532, 471808), (608, 412832), (679, 369664), (722, 347648), (776, 323456), (896, 280136), (1024, 245119), (1064, 235904), (1216, 206416), (1358, 184832), (1444, 173824), (1552, 161728), (1792, 140068), (1843, 136192), (2128, 117952), (2432, 103208), (2527, 99328), (2716, 92416), (2888, 86912), (3104, 80864), (3584, 70034), (3686, 68096), (4256, 58976), (4864, 51604), (5054, 49664), (5432, 46208), (5776, 43456), (6208, 40432), (7168, 35017), (7372, 34048), (8512, 29488), (9728, 25802), (10108, 24832), (10864, 23104), (11552, 21728), (12416, 20216), (12901, 19456), (14744, 17024)]