1298565545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:833

約数の個数: 32

約数和(自身を含む): 1663200000

約数和(自身を除く): 364634455

約数列:

[1, 5, 19, 95, 149, 199, 461, 745, 995, 2305, 2831, 3781, 8759, 14155, 18905, 29651, 43795, 68689, 91739, 148255, 343445, 458695, 563369, 1305091, 1743041, 2816845, 6525455, 8715205, 13669111, 68345555, 259713109, 1298565545]

約数ペア:

[(1, 1298565545), (5, 259713109), (19, 68345555), (95, 13669111), (149, 8715205), (199, 6525455), (461, 2816845), (745, 1743041), (995, 1305091), (2305, 563369), (2831, 458695), (3781, 343445), (8759, 148255), (14155, 91739), (18905, 68689), (29651, 43795)]