66664672

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1709}}^1$

素因数の和:1795

約数の個数: 48

約数和(自身を含む): 139618080

約数和(自身を除く): 72953408

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 53, 92, 106, 184, 212, 368, 424, 736, 848, 1219, 1696, 1709, 2438, 3418, 4876, 6836, 9752, 13672, 19504, 27344, 39008, 39307, 54688, 78614, 90577, 157228, 181154, 314456, 362308, 628912, 724616, 1257824, 1449232, 2083271, 2898464, 4166542, 8333084, 16666168, 33332336, 66664672]

約数ペア:

[(1, 66664672), (2, 33332336), (4, 16666168), (8, 8333084), (16, 4166542), (23, 2898464), (32, 2083271), (46, 1449232), (53, 1257824), (92, 724616), (106, 628912), (184, 362308), (212, 314456), (368, 181154), (424, 157228), (736, 90577), (848, 78614), (1219, 54688), (1696, 39307), (1709, 39008), (2438, 27344), (3418, 19504), (4876, 13672), (6836, 9752)]