78880172

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2213}}^1$

素因数の和:2310

約数の個数: 48

約数和(自身を含む): 168618240

約数和(自身を除く): 89738068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 67, 76, 133, 134, 266, 268, 469, 532, 938, 1273, 1876, 2213, 2546, 4426, 5092, 8852, 8911, 15491, 17822, 30982, 35644, 42047, 61964, 84094, 148271, 168188, 294329, 296542, 588658, 593084, 1037897, 1177316, 2075794, 2817149, 4151588, 5634298, 11268596, 19720043, 39440086, 78880172]

約数ペア:

[(1, 78880172), (2, 39440086), (4, 19720043), (7, 11268596), (14, 5634298), (19, 4151588), (28, 2817149), (38, 2075794), (67, 1177316), (76, 1037897), (133, 593084), (134, 588658), (266, 296542), (268, 294329), (469, 168188), (532, 148271), (938, 84094), (1273, 61964), (1876, 42047), (2213, 35644), (2546, 30982), (4426, 17822), (5092, 15491), (8852, 8911)]