78410672

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{113969}}^1$

素因数の和:114020

約数の個数: 20

約数和(自身を含む): 155455080

約数和(自身を除く): 77044408

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 113969, 227938, 455876, 911752, 1823504, 4900667, 9801334, 19602668, 39205336, 78410672]

約数ペア:

[(1, 78410672), (2, 39205336), (4, 19602668), (8, 9801334), (16, 4900667), (43, 1823504), (86, 911752), (172, 455876), (344, 227938), (688, 113969)]