81002.0000000

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 6580224

約数和(自身を除く): 2945876

約数列:

[1, 2, 4, 67, 71, 134, 142, 191, 268, 284, 382, 764, 4757, 9514, 12797, 13561, 19028, 25594, 27122, 51188, 54244, 908587, 1817174, 3634348]

約数ペア:

[(1, 3634348), (2, 1817174), (4, 908587), (67, 54244), (71, 51188), (134, 27122), (142, 25594), (191, 19028), (268, 13561), (284, 12797), (382, 9514), (764, 4757)]