80601140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{36973}}^1$

素因数の和:37091

約数の個数: 24

約数和(自身を含む): 170819880

約数和(自身を除く): 90218740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 36973, 73946, 147892, 184865, 369730, 739460, 4030057, 8060114, 16120228, 20150285, 40300570, 80601140]

約数ペア:

[(1, 80601140), (2, 40300570), (4, 20150285), (5, 16120228), (10, 8060114), (20, 4030057), (109, 739460), (218, 369730), (436, 184865), (545, 147892), (1090, 73946), (2180, 36973)]