172080755

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 261999360

約数和(自身を除く): 89918605

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 179, 227, 385, 605, 847, 895, 1135, 1253, 1589, 1969, 2497, 4235, 6265, 7945, 9845, 12485, 13783, 17479, 21659, 27467, 40633, 68915, 87395, 108295, 137335, 151613, 192269, 203165, 284431, 446963, 758065, 961345, 1422155, 2234815, 3128741, 4916593, 15643705, 24582965, 34416151, 172080755]

約数ペア:

[(1, 172080755), (5, 34416151), (7, 24582965), (11, 15643705), (35, 4916593), (55, 3128741), (77, 2234815), (121, 1422155), (179, 961345), (227, 758065), (385, 446963), (605, 284431), (847, 203165), (895, 192269), (1135, 151613), (1253, 137335), (1589, 108295), (1969, 87395), (2497, 68915), (4235, 40633), (6265, 27467), (7945, 21659), (9845, 17479), (12485, 13783)]