71245872

素因数分解:

$2^4\times 3^3\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2087

約数の個数: 80

約数和(自身を含む): 207070080

約数和(自身を除く): 135824208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 83, 108, 144, 166, 216, 249, 332, 432, 498, 664, 747, 996, 1328, 1494, 1987, 1992, 2241, 2988, 3974, 3984, 4482, 5961, 5976, 7948, 8964, 11922, 11952, 15896, 17883, 17928, 23844, 31792, 35766, 35856, 47688, 53649, 71532, 95376, 107298, 143064, 164921, 214596, 286128, 329842, 429192, 494763, 659684, 858384, 989526, 1319368, 1484289, 1979052, 2638736, 2968578, 3958104, 4452867, 5937156, 7916208, 8905734, 11874312, 17811468, 23748624, 35622936, 71245872]

約数ペア:

[(1, 71245872), (2, 35622936), (3, 23748624), (4, 17811468), (6, 11874312), (8, 8905734), (9, 7916208), (12, 5937156), (16, 4452867), (18, 3958104), (24, 2968578), (27, 2638736), (36, 1979052), (48, 1484289), (54, 1319368), (72, 989526), (83, 858384), (108, 659684), (144, 494763), (166, 429192), (216, 329842), (249, 286128), (332, 214596), (432, 164921), (498, 143064), (664, 107298), (747, 95376), (996, 71532), (1328, 53649), (1494, 47688), (1987, 35856), (1992, 35766), (2241, 31792), (2988, 23844), (3974, 17928), (3984, 17883), (4482, 15896), (5961, 11952), (5976, 11922), (7948, 8964)]