81276270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1049

約数の個数: 64

約数和(自身を含む): 203973120

約数和(自身を除く): 122696850

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 103, 145, 174, 206, 290, 309, 435, 515, 618, 870, 907, 1030, 1545, 1814, 2721, 2987, 3090, 4535, 5442, 5974, 8961, 9070, 13605, 14935, 17922, 26303, 27210, 29870, 44805, 52606, 78909, 89610, 93421, 131515, 157818, 186842, 263030, 280263, 394545, 467105, 560526, 789090, 934210, 1401315, 2709209, 2802630, 5418418, 8127627, 13546045, 16255254, 27092090, 40638135, 81276270]

約数ペア:

[(1, 81276270), (2, 40638135), (3, 27092090), (5, 16255254), (6, 13546045), (10, 8127627), (15, 5418418), (29, 2802630), (30, 2709209), (58, 1401315), (87, 934210), (103, 789090), (145, 560526), (174, 467105), (206, 394545), (290, 280263), (309, 263030), (435, 186842), (515, 157818), (618, 131515), (870, 93421), (907, 89610), (1030, 78909), (1545, 52606), (1814, 44805), (2721, 29870), (2987, 27210), (3090, 26303), (4535, 17922), (5442, 14935), (5974, 13605), (8961, 9070)]