158702416

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{71359}}^1$

素因数の和:71506

約数の個数: 20

約数和(自身を含む): 309702400

約数和(自身を除く): 150999984

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 71359, 142718, 285436, 570872, 1141744, 9918901, 19837802, 39675604, 79351208, 158702416]

約数ペア:

[(1, 158702416), (2, 79351208), (4, 39675604), (8, 19837802), (16, 9918901), (139, 1141744), (278, 570872), (556, 285436), (1112, 142718), (2224, 71359)]