80207445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2111}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 136857600

約数和(自身を除く): 56650155

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 447, 745, 2111, 2235, 2533, 6333, 7599, 10555, 12665, 31665, 35887, 37995, 107661, 179435, 314539, 538305, 943617, 1572695, 4718085, 5347163, 16041489, 26735815, 80207445]

約数ペア:

[(1, 80207445), (3, 26735815), (5, 16041489), (15, 5347163), (17, 4718085), (51, 1572695), (85, 943617), (149, 538305), (255, 314539), (447, 179435), (745, 107661), (2111, 37995), (2235, 35887), (2533, 31665), (6333, 12665), (7599, 10555)]