80453887276

素因数分解:

$2^2\times 7^1\times {\mathrm{140321}}^1\times {\mathrm{20477}}^1$

素因数の和:160809

約数の個数: 24

約数和(自身を含む): 160916779296

約数和(自身を除く): 80462892020

約数列:

[1, 2, 4, 7, 14, 28, 20477, 40954, 81908, 140321, 143339, 280642, 286678, 561284, 573356, 982247, 1964494, 3928988, 2873353117, 5746706234, 11493412468, 20113471819, 40226943638, 80453887276]

約数ペア:

[(1, 80453887276), (2, 40226943638), (4, 20113471819), (7, 11493412468), (14, 5746706234), (28, 2873353117), (20477, 3928988), (40954, 1964494), (81908, 982247), (140321, 573356), (143339, 561284), (280642, 286678)]