72485168

素因数分解:

$2^4\times 7^1\times {\mathrm{647189}}^1$

素因数の和:647204

約数の個数: 20

約数和(自身を含む): 160503120

約数和(自身を除く): 88017952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 647189, 1294378, 2588756, 4530323, 5177512, 9060646, 10355024, 18121292, 36242584, 72485168]

約数ペア:

[(1, 72485168), (2, 36242584), (4, 18121292), (7, 10355024), (8, 9060646), (14, 5177512), (16, 4530323), (28, 2588756), (56, 1294378), (112, 647189)]