20235260925

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{115153}}^1$

素因数の和:115251

約数の個数: 72

約数和(自身を含む): 40095701568

約数和(自身を除く): 19860440643

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 71, 75, 99, 165, 213, 225, 275, 355, 495, 639, 781, 825, 1065, 1775, 2343, 2475, 3195, 3905, 5325, 7029, 11715, 15975, 19525, 35145, 58575, 115153, 175725, 345459, 575765, 1036377, 1266683, 1727295, 2878825, 3800049, 5181885, 6333415, 8175863, 8636475, 11400147, 19000245, 24527589, 25909425, 31667075, 40879315, 57000735, 73582767, 89934493, 95001225, 122637945, 204396575, 269803479, 285003675, 367913835, 449672465, 613189725, 809410437, 1349017395, 1839569175, 2248362325, 4047052185, 6745086975, 20235260925]

約数ペア:

[(1, 20235260925), (3, 6745086975), (5, 4047052185), (9, 2248362325), (11, 1839569175), (15, 1349017395), (25, 809410437), (33, 613189725), (45, 449672465), (55, 367913835), (71, 285003675), (75, 269803479), (99, 204396575), (165, 122637945), (213, 95001225), (225, 89934493), (275, 73582767), (355, 57000735), (495, 40879315), (639, 31667075), (781, 25909425), (825, 24527589), (1065, 19000245), (1775, 11400147), (2343, 8636475), (2475, 8175863), (3195, 6333415), (3905, 5181885), (5325, 3800049), (7029, 2878825), (11715, 1727295), (15975, 1266683), (19525, 1036377), (35145, 575765), (58575, 345459), (115153, 175725)]