61980515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{7591}}^1$

素因数の和:7690

約数の個数: 16

約数和(自身を含む): 78713856

約数和(自身を除く): 16733341

約数列:

[1, 5, 23, 71, 115, 355, 1633, 7591, 8165, 37955, 174593, 538961, 872965, 2694805, 12396103, 61980515]

約数ペア:

[(1, 61980515), (5, 12396103), (23, 2694805), (71, 872965), (115, 538961), (355, 174593), (1633, 37955), (7591, 8165)]