1264425664615

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{18121}}^1\times {\mathrm{6719}}^1$

素因数の和:24943

約数の個数: 32

約数和(自身を含む): 1589957591040

約数和(自身を除く): 325531926425

約数列:

[1, 5, 31, 67, 155, 335, 2077, 6719, 10385, 18121, 33595, 90605, 208289, 450173, 561751, 1041445, 1214107, 2250865, 2808755, 6070535, 13955363, 37637317, 69776815, 121754999, 188186585, 608774995, 3774404969, 8157584933, 18872024845, 40787924665, 252885132923, 1264425664615]

約数ペア:

[(1, 1264425664615), (5, 252885132923), (31, 40787924665), (67, 18872024845), (155, 8157584933), (335, 3774404969), (2077, 608774995), (6719, 188186585), (10385, 121754999), (18121, 69776815), (33595, 37637317), (90605, 13955363), (208289, 6070535), (450173, 2808755), (561751, 2250865), (1041445, 1214107)]