61708990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1087}}^1$

素因数の和:1912

約数の個数: 32

約数和(自身を含む): 127217664

約数和(自身を除く): 65508674

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 811, 1087, 1622, 2174, 4055, 5435, 5677, 7609, 8110, 10870, 11354, 15218, 28385, 38045, 56770, 76090, 881557, 1763114, 4407785, 6170899, 8815570, 12341798, 30854495, 61708990]

約数ペア:

[(1, 61708990), (2, 30854495), (5, 12341798), (7, 8815570), (10, 6170899), (14, 4407785), (35, 1763114), (70, 881557), (811, 76090), (1087, 56770), (1622, 38045), (2174, 28385), (4055, 15218), (5435, 11354), (5677, 10870), (7609, 8110)]