81716188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{1297}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 150827600

約数和(自身を除く): 69111412

約数列:

[1, 2, 4, 19, 38, 76, 829, 1297, 1658, 2594, 3316, 5188, 15751, 24643, 31502, 49286, 63004, 98572, 1075213, 2150426, 4300852, 20429047, 40858094, 81716188]

約数ペア:

[(1, 81716188), (2, 40858094), (4, 20429047), (19, 4300852), (38, 2150426), (76, 1075213), (829, 98572), (1297, 63004), (1658, 49286), (2594, 31502), (3316, 24643), (5188, 15751)]