217473400

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{4231}}^1$

素因数の和:4504

約数の個数: 48

約数和(自身を含む): 507713040

約数和(自身を除く): 290239640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 1028, 1285, 2056, 2570, 4231, 5140, 6425, 8462, 10280, 12850, 16924, 21155, 25700, 33848, 42310, 51400, 84620, 105775, 169240, 211550, 423100, 846200, 1087367, 2174734, 4349468, 5436835, 8698936, 10873670, 21747340, 27184175, 43494680, 54368350, 108736700, 217473400]

約数ペア:

[(1, 217473400), (2, 108736700), (4, 54368350), (5, 43494680), (8, 27184175), (10, 21747340), (20, 10873670), (25, 8698936), (40, 5436835), (50, 4349468), (100, 2174734), (200, 1087367), (257, 846200), (514, 423100), (1028, 211550), (1285, 169240), (2056, 105775), (2570, 84620), (4231, 51400), (5140, 42310), (6425, 33848), (8462, 25700), (10280, 21155), (12850, 16924)]