79131656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{1069}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 156648000

約数和(自身を除く): 77516344

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 487, 974, 1069, 1948, 2138, 3896, 4276, 8552, 9253, 18506, 20311, 37012, 40622, 74024, 81244, 162488, 520603, 1041206, 2082412, 4164824, 9891457, 19782914, 39565828, 79131656]

約数ペア:

[(1, 79131656), (2, 39565828), (4, 19782914), (8, 9891457), (19, 4164824), (38, 2082412), (76, 1041206), (152, 520603), (487, 162488), (974, 81244), (1069, 74024), (1948, 40622), (2138, 37012), (3896, 20311), (4276, 18506), (8552, 9253)]