129172784

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 296266752

約数和(自身を除く): 167093968

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 67, 92, 104, 124, 134, 169, 184, 208, 248, 268, 299, 338, 368, 403, 496, 536, 598, 676, 713, 806, 871, 1072, 1196, 1352, 1426, 1541, 1612, 1742, 2077, 2392, 2704, 2852, 3082, 3224, 3484, 3887, 4154, 4784, 5239, 5704, 6164, 6448, 6968, 7774, 8308, 9269, 10478, 11323, 11408, 12328, 13936, 15548, 16616, 18538, 20033, 20956, 22646, 24656, 27001, 31096, 33232, 37076, 40066, 41912, 45292, 47771, 54002, 62192, 74152, 80132, 83824, 90584, 95542, 108004, 120497, 148304, 160264, 181168, 191084, 216008, 240994, 260429, 320528, 351013, 382168, 432016, 481988, 520858, 621023, 702026, 764336, 963976, 1041716, 1242046, 1404052, 1927952, 2083432, 2484092, 2808104, 4166864, 4968184, 5616208, 8073299, 9936368, 16146598, 32293196, 64586392, 129172784]

約数ペア:

[(1, 129172784), (2, 64586392), (4, 32293196), (8, 16146598), (13, 9936368), (16, 8073299), (23, 5616208), (26, 4968184), (31, 4166864), (46, 2808104), (52, 2484092), (62, 2083432), (67, 1927952), (92, 1404052), (104, 1242046), (124, 1041716), (134, 963976), (169, 764336), (184, 702026), (208, 621023), (248, 520858), (268, 481988), (299, 432016), (338, 382168), (368, 351013), (403, 320528), (496, 260429), (536, 240994), (598, 216008), (676, 191084), (713, 181168), (806, 160264), (871, 148304), (1072, 120497), (1196, 108004), (1352, 95542), (1426, 90584), (1541, 83824), (1612, 80132), (1742, 74152), (2077, 62192), (2392, 54002), (2704, 47771), (2852, 45292), (3082, 41912), (3224, 40066), (3484, 37076), (3887, 33232), (4154, 31096), (4784, 27001), (5239, 24656), (5704, 22646), (6164, 20956), (6448, 20033), (6968, 18538), (7774, 16616), (8308, 15548), (9269, 13936), (10478, 12328), (11323, 11408)]