80785045

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 108921600

約数和(自身を除く): 28136555

約数列:

[1, 5, 11, 55, 61, 121, 199, 305, 605, 671, 995, 1331, 2189, 3355, 6655, 7381, 10945, 12139, 24079, 36905, 60695, 81191, 120395, 133529, 264869, 405955, 667645, 1324345, 1468819, 7344095, 16157009, 80785045]

約数ペア:

[(1, 80785045), (5, 16157009), (11, 7344095), (55, 1468819), (61, 1324345), (121, 667645), (199, 405955), (305, 264869), (605, 133529), (671, 120395), (995, 81191), (1331, 60695), (2189, 36905), (3355, 24079), (6655, 12139), (7381, 10945)]