81276304

素因数分解:

$2^4\times {\mathrm{1399}}^1\times {\mathrm{3631}}^1$

素因数の和:5038

約数の個数: 20

約数和(自身を含む): 157628800

約数和(自身を除く): 76352496

約数列:

[1, 2, 4, 8, 16, 1399, 2798, 3631, 5596, 7262, 11192, 14524, 22384, 29048, 58096, 5079769, 10159538, 20319076, 40638152, 81276304]

約数ペア:

[(1, 81276304), (2, 40638152), (4, 20319076), (8, 10159538), (16, 5079769), (1399, 58096), (2798, 29048), (3631, 22384), (5596, 14524), (7262, 11192)]