78881776

素因数分解:

$2^4\times {\mathrm{547}}^1\times {\mathrm{9013}}^1$

素因数の和:9568

約数の個数: 20

約数和(自身を含む): 153129832

約数和(自身を除く): 74248056

約数列:

[1, 2, 4, 8, 16, 547, 1094, 2188, 4376, 8752, 9013, 18026, 36052, 72104, 144208, 4930111, 9860222, 19720444, 39440888, 78881776]

約数ペア:

[(1, 78881776), (2, 39440888), (4, 19720444), (8, 9860222), (16, 4930111), (547, 144208), (1094, 72104), (2188, 36052), (4376, 18026), (8752, 9013)]