131987740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{50377}}^1$

素因数の和:50517

約数の個数: 24

約数和(自身を含む): 279295632

約数和(自身を除く): 147307892

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 50377, 100754, 201508, 251885, 503770, 1007540, 6599387, 13198774, 26397548, 32996935, 65993870, 131987740]

約数ペア:

[(1, 131987740), (2, 65993870), (4, 32996935), (5, 26397548), (10, 13198774), (20, 6599387), (131, 1007540), (262, 503770), (524, 251885), (655, 201508), (1310, 100754), (2620, 50377)]