51513880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{53}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 131628240

約数和(自身を除く): 80114360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 53, 55, 88, 94, 106, 110, 188, 212, 220, 235, 265, 376, 424, 440, 470, 517, 530, 583, 940, 1034, 1060, 1166, 1880, 2068, 2120, 2209, 2332, 2491, 2585, 2915, 4136, 4418, 4664, 4982, 5170, 5830, 8836, 9964, 10340, 11045, 11660, 12455, 17672, 19928, 20680, 22090, 23320, 24299, 24910, 27401, 44180, 48598, 49820, 54802, 88360, 97196, 99640, 109604, 117077, 121495, 137005, 194392, 219208, 234154, 242990, 274010, 468308, 485980, 548020, 585385, 936616, 971960, 1096040, 1170770, 1287847, 2341540, 2575694, 4683080, 5151388, 6439235, 10302776, 12878470, 25756940, 51513880]

約数ペア:

[(1, 51513880), (2, 25756940), (4, 12878470), (5, 10302776), (8, 6439235), (10, 5151388), (11, 4683080), (20, 2575694), (22, 2341540), (40, 1287847), (44, 1170770), (47, 1096040), (53, 971960), (55, 936616), (88, 585385), (94, 548020), (106, 485980), (110, 468308), (188, 274010), (212, 242990), (220, 234154), (235, 219208), (265, 194392), (376, 137005), (424, 121495), (440, 117077), (470, 109604), (517, 99640), (530, 97196), (583, 88360), (940, 54802), (1034, 49820), (1060, 48598), (1166, 44180), (1880, 27401), (2068, 24910), (2120, 24299), (2209, 23320), (2332, 22090), (2491, 20680), (2585, 19928), (2915, 17672), (4136, 12455), (4418, 11660), (4664, 11045), (4982, 10340), (5170, 9964), (5830, 8836)]