81091136

素因数分解:

$2^6\times 7^1\times {\mathrm{317}}^1\times {\mathrm{571}}^1$

素因数の和:907

約数の個数: 56

約数和(自身を含む): 184806336

約数和(自身を除く): 103715200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 317, 448, 571, 634, 1142, 1268, 2219, 2284, 2536, 3997, 4438, 4568, 5072, 7994, 8876, 9136, 10144, 15988, 17752, 18272, 20288, 31976, 35504, 36544, 63952, 71008, 127904, 142016, 181007, 255808, 362014, 724028, 1267049, 1448056, 2534098, 2896112, 5068196, 5792224, 10136392, 11584448, 20272784, 40545568, 81091136]

約数ペア:

[(1, 81091136), (2, 40545568), (4, 20272784), (7, 11584448), (8, 10136392), (14, 5792224), (16, 5068196), (28, 2896112), (32, 2534098), (56, 1448056), (64, 1267049), (112, 724028), (224, 362014), (317, 255808), (448, 181007), (571, 142016), (634, 127904), (1142, 71008), (1268, 63952), (2219, 36544), (2284, 35504), (2536, 31976), (3997, 20288), (4438, 18272), (4568, 17752), (5072, 15988), (7994, 10144), (8876, 9136)]