68384990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{859}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 130032000

約数和(自身を除く): 61647010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 419, 838, 859, 1718, 2095, 4190, 4295, 7961, 8590, 15922, 16321, 32642, 39805, 79610, 81605, 163210, 359921, 719842, 1799605, 3599210, 6838499, 13676998, 34192495, 68384990]

約数ペア:

[(1, 68384990), (2, 34192495), (5, 13676998), (10, 6838499), (19, 3599210), (38, 1799605), (95, 719842), (190, 359921), (419, 163210), (838, 81605), (859, 79610), (1718, 39805), (2095, 32642), (4190, 16321), (4295, 15922), (7961, 8590)]