199974310

素因数分解:

$2^1\times 5^1\times {\mathrm{2531}}^1\times {\mathrm{7901}}^1$

素因数の和:10439

約数の個数: 16

約数和(自身を含む): 360141552

約数和(自身を除く): 160167242

約数列:

[1, 2, 5, 10, 2531, 5062, 7901, 12655, 15802, 25310, 39505, 79010, 19997431, 39994862, 99987155, 199974310]

約数ペア:

[(1, 199974310), (2, 99987155), (5, 39994862), (10, 19997431), (2531, 79010), (5062, 39505), (7901, 25310), (12655, 15802)]