161278630

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227153}}^1$

素因数の和:227231

約数の個数: 16

約数和(自身を含む): 294391584

約数和(自身を除く): 133112954

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 227153, 454306, 1135765, 2271530, 16127863, 32255726, 80639315, 161278630]

約数ペア:

[(1, 161278630), (2, 80639315), (5, 32255726), (10, 16127863), (71, 2271530), (142, 1135765), (355, 454306), (710, 227153)]