80315715

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3079}}^1$

素因数の和:3171

約数の個数: 32

約数和(自身を含む): 134830080

約数和(自身を除く): 54514365

約数列:

[1, 3, 5, 15, 37, 47, 111, 141, 185, 235, 555, 705, 1739, 3079, 5217, 8695, 9237, 15395, 26085, 46185, 113923, 144713, 341769, 434139, 569615, 723565, 1708845, 2170695, 5354381, 16063143, 26771905, 80315715]

約数ペア:

[(1, 80315715), (3, 26771905), (5, 16063143), (15, 5354381), (37, 2170695), (47, 1708845), (111, 723565), (141, 569615), (185, 434139), (235, 341769), (555, 144713), (705, 113923), (1739, 46185), (3079, 26085), (5217, 15395), (8695, 9237)]