256101664

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2837}}^1$

素因数の和:2898

約数の個数: 96

約数和(自身を含む): 640797696

約数和(自身を除く): 384696032

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 496, 728, 806, 868, 992, 1456, 1612, 1736, 2821, 2837, 2912, 3224, 3472, 5642, 5674, 6448, 6944, 11284, 11348, 12896, 19859, 22568, 22696, 36881, 39718, 45136, 45392, 73762, 79436, 87947, 90272, 90784, 147524, 158872, 175894, 258167, 295048, 317744, 351788, 516334, 590096, 615629, 635488, 703576, 1032668, 1143311, 1180192, 1231258, 1407152, 2065336, 2286622, 2462516, 2814304, 4130672, 4573244, 4925032, 8003177, 8261344, 9146488, 9850064, 16006354, 18292976, 19700128, 32012708, 36585952, 64025416, 128050832, 256101664]

約数ペア:

[(1, 256101664), (2, 128050832), (4, 64025416), (7, 36585952), (8, 32012708), (13, 19700128), (14, 18292976), (16, 16006354), (26, 9850064), (28, 9146488), (31, 8261344), (32, 8003177), (52, 4925032), (56, 4573244), (62, 4130672), (91, 2814304), (104, 2462516), (112, 2286622), (124, 2065336), (182, 1407152), (208, 1231258), (217, 1180192), (224, 1143311), (248, 1032668), (364, 703576), (403, 635488), (416, 615629), (434, 590096), (496, 516334), (728, 351788), (806, 317744), (868, 295048), (992, 258167), (1456, 175894), (1612, 158872), (1736, 147524), (2821, 90784), (2837, 90272), (2912, 87947), (3224, 79436), (3472, 73762), (5642, 45392), (5674, 45136), (6448, 39718), (6944, 36881), (11284, 22696), (11348, 22568), (12896, 19859)]