254142704

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{563}}^1$

素因数の和:977

約数の個数: 40

約数和(自身を含む): 500392080

約数和(自身を除く): 246249376

約数列:

[1, 2, 4, 8, 16, 89, 178, 317, 356, 563, 634, 712, 1126, 1268, 1424, 2252, 2536, 4504, 5072, 9008, 28213, 50107, 56426, 100214, 112852, 178471, 200428, 225704, 356942, 400856, 451408, 713884, 801712, 1427768, 2855536, 15883919, 31767838, 63535676, 127071352, 254142704]

約数ペア:

[(1, 254142704), (2, 127071352), (4, 63535676), (8, 31767838), (16, 15883919), (89, 2855536), (178, 1427768), (317, 801712), (356, 713884), (563, 451408), (634, 400856), (712, 356942), (1126, 225704), (1268, 200428), (1424, 178471), (2252, 112852), (2536, 100214), (4504, 56426), (5072, 50107), (9008, 28213)]