87647330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{643}}^1$

素因数の和:1010

約数の個数: 32

約数和(自身を含む): 162195264

約数和(自身を除く): 74547934

約数列:

[1, 2, 5, 10, 43, 86, 215, 317, 430, 634, 643, 1286, 1585, 3170, 3215, 6430, 13631, 27262, 27649, 55298, 68155, 136310, 138245, 203831, 276490, 407662, 1019155, 2038310, 8764733, 17529466, 43823665, 87647330]

約数ペア:

[(1, 87647330), (2, 43823665), (5, 17529466), (10, 8764733), (43, 2038310), (86, 1019155), (215, 407662), (317, 276490), (430, 203831), (634, 138245), (643, 136310), (1286, 68155), (1585, 55298), (3170, 27649), (3215, 27262), (6430, 13631)]