12508175

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1595

約数の個数: 24

約数和(自身を含む): 17298000

約数和(自身を除く): 4789825

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1549, 1615, 7745, 8075, 26333, 29431, 38725, 131665, 147155, 500327, 658325, 735775, 2501635, 12508175]

約数ペア:

[(1, 12508175), (5, 2501635), (17, 735775), (19, 658325), (25, 500327), (85, 147155), (95, 131665), (323, 38725), (425, 29431), (475, 26333), (1549, 8075), (1615, 7745)]