80441872

素因数分解:

$2^4\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1117}}^1$

素因数の和:1775

約数の個数: 40

約数和(自身を含む): 178558016

約数和(自身を除く): 98116144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 643, 1117, 1286, 2234, 2572, 4468, 4501, 5144, 7819, 8936, 9002, 10288, 15638, 17872, 18004, 31276, 36008, 62552, 72016, 125104, 718231, 1436462, 2872924, 5027617, 5745848, 10055234, 11491696, 20110468, 40220936, 80441872]

約数ペア:

[(1, 80441872), (2, 40220936), (4, 20110468), (7, 11491696), (8, 10055234), (14, 5745848), (16, 5027617), (28, 2872924), (56, 1436462), (112, 718231), (643, 125104), (1117, 72016), (1286, 62552), (2234, 36008), (2572, 31276), (4468, 18004), (4501, 17872), (5144, 15638), (7819, 10288), (8936, 9002)]