530499400

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{10321}}^1$

素因数の和:10594

約数の個数: 48

約数和(自身を含む): 1238330340

約数和(自身を除く): 707830940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 1028, 1285, 2056, 2570, 5140, 6425, 10280, 10321, 12850, 20642, 25700, 41284, 51400, 51605, 82568, 103210, 206420, 258025, 412840, 516050, 1032100, 2064200, 2652497, 5304994, 10609988, 13262485, 21219976, 26524970, 53049940, 66312425, 106099880, 132624850, 265249700, 530499400]

約数ペア:

[(1, 530499400), (2, 265249700), (4, 132624850), (5, 106099880), (8, 66312425), (10, 53049940), (20, 26524970), (25, 21219976), (40, 13262485), (50, 10609988), (100, 5304994), (200, 2652497), (257, 2064200), (514, 1032100), (1028, 516050), (1285, 412840), (2056, 258025), (2570, 206420), (5140, 103210), (6425, 82568), (10280, 51605), (10321, 51400), (12850, 41284), (20642, 25700)]