140672105

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1063}}^1$

素因数の和:1293

約数の個数: 32

約数和(自身を含む): 204288000

約数和(自身を除く): 63615895

約数列:

[1, 5, 7, 19, 35, 95, 133, 199, 665, 995, 1063, 1393, 3781, 5315, 6965, 7441, 18905, 20197, 26467, 37205, 100985, 132335, 141379, 211537, 706895, 1057685, 1480759, 4019203, 7403795, 20096015, 28134421, 140672105]

約数ペア:

[(1, 140672105), (5, 28134421), (7, 20096015), (19, 7403795), (35, 4019203), (95, 1480759), (133, 1057685), (199, 706895), (665, 211537), (995, 141379), (1063, 132335), (1393, 100985), (3781, 37205), (5315, 26467), (6965, 20197), (7441, 18905)]