280281856

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{64403}}^1$

素因数の和:64436

約数の個数: 36

約数和(自身を含む): 592387992

約数和(自身を除く): 312106136

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 64403, 128806, 257612, 515224, 1030448, 1094851, 2060896, 2189702, 4121792, 4379404, 8243584, 8758808, 16487168, 17517616, 35035232, 70070464, 140140928, 280281856]

約数ペア:

[(1, 280281856), (2, 140140928), (4, 70070464), (8, 35035232), (16, 17517616), (17, 16487168), (32, 8758808), (34, 8243584), (64, 4379404), (68, 4121792), (128, 2189702), (136, 2060896), (256, 1094851), (272, 1030448), (544, 515224), (1088, 257612), (2176, 128806), (4352, 64403)]