16888915075

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1\times {\mathrm{347}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 21659283360

約数和(自身を除く): 4770368285

約数列:

[1, 5, 25, 53, 109, 265, 337, 347, 545, 1325, 1685, 1735, 2725, 5777, 8425, 8675, 17861, 18391, 28885, 36733, 37823, 89305, 91955, 116939, 144425, 183665, 189115, 446525, 459775, 584695, 918325, 945575, 1946849, 2004619, 2923475, 6197767, 9734245, 10023095, 12746351, 30988835, 48671225, 50115475, 63731755, 154944175, 318658775, 675556603, 3377783015, 16888915075]

約数ペア:

[(1, 16888915075), (5, 3377783015), (25, 675556603), (53, 318658775), (109, 154944175), (265, 63731755), (337, 50115475), (347, 48671225), (545, 30988835), (1325, 12746351), (1685, 10023095), (1735, 9734245), (2725, 6197767), (5777, 2923475), (8425, 2004619), (8675, 1946849), (17861, 945575), (18391, 918325), (28885, 584695), (36733, 459775), (37823, 446525), (89305, 189115), (91955, 183665), (116939, 144425)]