65865840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{274441}}^1$

素因数の和:274457

約数の個数: 40

約数和(自身を含む): 204184848

約数和(自身を除く): 138319008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 274441, 548882, 823323, 1097764, 1372205, 1646646, 2195528, 2744410, 3293292, 4116615, 4391056, 5488820, 6586584, 8233230, 10977640, 13173168, 16466460, 21955280, 32932920, 65865840]

約数ペア:

[(1, 65865840), (2, 32932920), (3, 21955280), (4, 16466460), (5, 13173168), (6, 10977640), (8, 8233230), (10, 6586584), (12, 5488820), (15, 4391056), (16, 4116615), (20, 3293292), (24, 2744410), (30, 2195528), (40, 1646646), (48, 1372205), (60, 1097764), (80, 823323), (120, 548882), (240, 274441)]