53520055

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 68580000

約数和(自身を除く): 15059945

約数列:

[1, 5, 19, 95, 149, 199, 361, 745, 995, 1805, 2831, 3781, 14155, 18905, 29651, 53789, 71839, 148255, 268945, 359195, 563369, 2816845, 10704011, 53520055]

約数ペア:

[(1, 53520055), (5, 10704011), (19, 2816845), (95, 563369), (149, 359195), (199, 268945), (361, 148255), (745, 71839), (995, 53789), (1805, 29651), (2831, 18905), (3781, 14155)]