80740916

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{2657}}^1$

素因数の和:2839

約数の個数: 24

約数和(自身を含む): 144680256

約数和(自身を除く): 63939340

約数列:

[1, 2, 4, 71, 107, 142, 214, 284, 428, 2657, 5314, 7597, 10628, 15194, 30388, 188647, 284299, 377294, 568598, 754588, 1137196, 20185229, 40370458, 80740916]

約数ペア:

[(1, 80740916), (2, 40370458), (4, 20185229), (71, 1137196), (107, 754588), (142, 568598), (214, 377294), (284, 284299), (428, 188647), (2657, 30388), (5314, 15194), (7597, 10628)]