140388155

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{811}}^1$

素因数の和:1294

約数の個数: 16

約数和(自身を含む): 171007200

約数和(自身を除く): 30619045

約数列:

[1, 5, 89, 389, 445, 811, 1945, 4055, 34621, 72179, 173105, 315479, 360895, 1577395, 28077631, 140388155]

約数ペア:

[(1, 140388155), (5, 28077631), (89, 1577395), (389, 360895), (445, 315479), (811, 173105), (1945, 72179), (4055, 34621)]