16141925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 22320000

約数和(自身を除く): 6178075

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 1999, 8075, 9995, 33983, 37981, 49975, 169915, 189905, 645677, 849575, 949525, 3228385, 16141925]

約数ペア:

[(1, 16141925), (5, 3228385), (17, 949525), (19, 849575), (25, 645677), (85, 189905), (95, 169915), (323, 49975), (425, 37981), (475, 33983), (1615, 9995), (1999, 8075)]