205125720112

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1439}}^1\times {\mathrm{207191}}^1$

素因数の和:208681

約数の個数: 40

約数和(自身を含む): 406958238720

約数和(自身を除く): 201832518608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1439, 2878, 5756, 11512, 23024, 61877, 123754, 207191, 247508, 414382, 495016, 828764, 990032, 1657528, 3315056, 8909213, 17818426, 35636852, 71273704, 142547408, 298147849, 596295698, 1192591396, 2385182792, 4770365584, 12820357507, 25640715014, 51281430028, 102562860056, 205125720112]

約数ペア:

[(1, 205125720112), (2, 102562860056), (4, 51281430028), (8, 25640715014), (16, 12820357507), (43, 4770365584), (86, 2385182792), (172, 1192591396), (344, 596295698), (688, 298147849), (1439, 142547408), (2878, 71273704), (5756, 35636852), (11512, 17818426), (23024, 8909213), (61877, 3315056), (123754, 1657528), (207191, 990032), (247508, 828764), (414382, 495016)]