266895616

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 108

約数和(自身を含む): 598483200

約数和(自身を除く): 331587584

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 169, 199, 208, 248, 256, 338, 398, 403, 416, 496, 676, 796, 806, 832, 992, 1352, 1592, 1612, 1664, 1984, 2587, 2704, 3184, 3224, 3328, 3968, 5174, 5239, 5408, 6169, 6368, 6448, 7936, 10348, 10478, 10816, 12338, 12736, 12896, 20696, 20956, 21632, 24676, 25472, 25792, 33631, 41392, 41912, 43264, 49352, 50944, 51584, 67262, 80197, 82784, 83824, 98704, 103168, 134524, 160394, 165568, 167648, 197408, 269048, 320788, 331136, 335296, 394816, 538096, 641576, 662272, 670592, 789632, 1042561, 1076192, 1283152, 1341184, 1579264, 2085122, 2152384, 2566304, 4170244, 4304768, 5132608, 8340488, 8609536, 10265216, 16680976, 20530432, 33361952, 66723904, 133447808, 266895616]

約数ペア:

[(1, 266895616), (2, 133447808), (4, 66723904), (8, 33361952), (13, 20530432), (16, 16680976), (26, 10265216), (31, 8609536), (32, 8340488), (52, 5132608), (62, 4304768), (64, 4170244), (104, 2566304), (124, 2152384), (128, 2085122), (169, 1579264), (199, 1341184), (208, 1283152), (248, 1076192), (256, 1042561), (338, 789632), (398, 670592), (403, 662272), (416, 641576), (496, 538096), (676, 394816), (796, 335296), (806, 331136), (832, 320788), (992, 269048), (1352, 197408), (1592, 167648), (1612, 165568), (1664, 160394), (1984, 134524), (2587, 103168), (2704, 98704), (3184, 83824), (3224, 82784), (3328, 80197), (3968, 67262), (5174, 51584), (5239, 50944), (5408, 49352), (6169, 43264), (6368, 41912), (6448, 41392), (7936, 33631), (10348, 25792), (10478, 25472), (10816, 24676), (12338, 21632), (12736, 20956), (12896, 20696)]