328075960

素因数分解:

$2^3\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{5261}}^1$

素因数の和:6831

約数の個数: 32

約数和(自身を含む): 738784800

約数和(自身を除く): 410708840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1559, 3118, 5261, 6236, 7795, 10522, 12472, 15590, 21044, 26305, 31180, 42088, 52610, 62360, 105220, 210440, 8201899, 16403798, 32807596, 41009495, 65615192, 82018990, 164037980, 328075960]

約数ペア:

[(1, 328075960), (2, 164037980), (4, 82018990), (5, 65615192), (8, 41009495), (10, 32807596), (20, 16403798), (40, 8201899), (1559, 210440), (3118, 105220), (5261, 62360), (6236, 52610), (7795, 42088), (10522, 31180), (12472, 26305), (15590, 21044)]