161409890

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{15809}}^1$

素因数の和:16837

約数の個数: 16

約数和(自身を含む): 290840760

約数和(自身を除く): 129430870

約数列:

[1, 2, 5, 10, 1021, 2042, 5105, 10210, 15809, 31618, 79045, 158090, 16140989, 32281978, 80704945, 161409890]

約数ペア:

[(1, 161409890), (2, 80704945), (5, 32281978), (10, 16140989), (1021, 158090), (2042, 79045), (5105, 31618), (10210, 15809)]