161764210

素因数分解:

$2^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{7591}}^1$

素因数の和:9729

約数の個数: 16

約数和(自身を含む): 291350592

約数和(自身を除く): 129586382

約数列:

[1, 2, 5, 10, 2131, 4262, 7591, 10655, 15182, 21310, 37955, 75910, 16176421, 32352842, 80882105, 161764210]

約数ペア:

[(1, 161764210), (2, 80882105), (5, 32352842), (10, 16176421), (2131, 75910), (4262, 37955), (7591, 21310), (10655, 15182)]