81237368

素因数分解:

$2^3\times {\mathrm{2503}}^1\times {\mathrm{4057}}^1$

素因数の和:6566

約数の個数: 16

約数和(自身を含む): 152418480

約数和(自身を除く): 71181112

約数列:

[1, 2, 4, 8, 2503, 4057, 5006, 8114, 10012, 16228, 20024, 32456, 10154671, 20309342, 40618684, 81237368]

約数ペア:

[(1, 81237368), (2, 40618684), (4, 20309342), (8, 10154671), (2503, 32456), (4057, 20024), (5006, 16228), (8114, 10012)]