80174052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4481}}^1$

素因数の和:4569

約数の個数: 72

約数和(自身を含む): 234928512

約数和(自身を除く): 154754460

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 4481, 5964, 8946, 8962, 13443, 17892, 17924, 26886, 31367, 40329, 53772, 62734, 80658, 94101, 125468, 161316, 188202, 282303, 318151, 376404, 564606, 636302, 954453, 1129212, 1272604, 1908906, 2227057, 2863359, 3817812, 4454114, 5726718, 6681171, 8908228, 11453436, 13362342, 20043513, 26724684, 40087026, 80174052]

約数ペア:

[(1, 80174052), (2, 40087026), (3, 26724684), (4, 20043513), (6, 13362342), (7, 11453436), (9, 8908228), (12, 6681171), (14, 5726718), (18, 4454114), (21, 3817812), (28, 2863359), (36, 2227057), (42, 1908906), (63, 1272604), (71, 1129212), (84, 954453), (126, 636302), (142, 564606), (213, 376404), (252, 318151), (284, 282303), (426, 188202), (497, 161316), (639, 125468), (852, 94101), (994, 80658), (1278, 62734), (1491, 53772), (1988, 40329), (2556, 31367), (2982, 26886), (4473, 17924), (4481, 17892), (5964, 13443), (8946, 8962)]