51505665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 92192256

約数和(自身を除く): 40686591

約数列:

[1, 3, 5, 15, 17, 37, 51, 53, 85, 103, 111, 159, 185, 255, 265, 309, 515, 555, 629, 795, 901, 1545, 1751, 1887, 1961, 2703, 3145, 3811, 4505, 5253, 5459, 5883, 8755, 9435, 9805, 11433, 13515, 16377, 19055, 26265, 27295, 29415, 33337, 57165, 64787, 81885, 92803, 100011, 166685, 194361, 201983, 278409, 323935, 464015, 500055, 605949, 971805, 1009915, 1392045, 3029745, 3433711, 10301133, 17168555, 51505665]

約数ペア:

[(1, 51505665), (3, 17168555), (5, 10301133), (15, 3433711), (17, 3029745), (37, 1392045), (51, 1009915), (53, 971805), (85, 605949), (103, 500055), (111, 464015), (159, 323935), (185, 278409), (255, 201983), (265, 194361), (309, 166685), (515, 100011), (555, 92803), (629, 81885), (795, 64787), (901, 57165), (1545, 33337), (1751, 29415), (1887, 27295), (1961, 26265), (2703, 19055), (3145, 16377), (3811, 13515), (4505, 11433), (5253, 9805), (5459, 9435), (5883, 8755)]