2560765168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{557}}^1$

素因数の和:663

約数の個数: 120

約数和(自身を含む): 5771443104

約数和(自身を除く): 3210677936

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 496, 557, 598, 713, 806, 961, 1114, 1196, 1426, 1612, 1922, 2228, 2392, 2852, 3224, 3844, 4456, 4784, 5704, 6448, 7241, 7688, 8912, 9269, 11408, 12493, 12811, 14482, 15376, 17267, 18538, 22103, 24986, 25622, 28964, 34534, 37076, 44206, 49972, 51244, 57928, 69068, 74152, 88412, 99944, 102488, 115856, 138136, 148304, 166543, 176824, 199888, 204976, 224471, 276272, 287339, 333086, 353648, 397141, 448942, 535277, 574678, 666172, 794282, 897884, 1070554, 1149356, 1332344, 1588564, 1795768, 2141108, 2298712, 2664688, 3177128, 3591536, 4282216, 4597424, 5162833, 6354256, 6958601, 8564432, 10325666, 12311371, 13917202, 20651332, 24622742, 27834404, 41302664, 49245484, 55668808, 82605328, 98490968, 111337616, 160047823, 196981936, 320095646, 640191292, 1280382584, 2560765168]

約数ペア:

[(1, 2560765168), (2, 1280382584), (4, 640191292), (8, 320095646), (13, 196981936), (16, 160047823), (23, 111337616), (26, 98490968), (31, 82605328), (46, 55668808), (52, 49245484), (62, 41302664), (92, 27834404), (104, 24622742), (124, 20651332), (184, 13917202), (208, 12311371), (248, 10325666), (299, 8564432), (368, 6958601), (403, 6354256), (496, 5162833), (557, 4597424), (598, 4282216), (713, 3591536), (806, 3177128), (961, 2664688), (1114, 2298712), (1196, 2141108), (1426, 1795768), (1612, 1588564), (1922, 1332344), (2228, 1149356), (2392, 1070554), (2852, 897884), (3224, 794282), (3844, 666172), (4456, 574678), (4784, 535277), (5704, 448942), (6448, 397141), (7241, 353648), (7688, 333086), (8912, 287339), (9269, 276272), (11408, 224471), (12493, 204976), (12811, 199888), (14482, 176824), (15376, 166543), (17267, 148304), (18538, 138136), (22103, 115856), (24986, 102488), (25622, 99944), (28964, 88412), (34534, 74152), (37076, 69068), (44206, 57928), (49972, 51244)]