140868325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2909}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 189441000

約数和(自身を除く): 48572675

約数列:

[1, 5, 13, 25, 65, 149, 325, 745, 1937, 2909, 3725, 9685, 14545, 37817, 48425, 72725, 189085, 433441, 945425, 2167205, 5634733, 10836025, 28173665, 140868325]

約数ペア:

[(1, 140868325), (5, 28173665), (13, 10836025), (25, 5634733), (65, 2167205), (149, 945425), (325, 433441), (745, 189085), (1937, 72725), (2909, 48425), (3725, 37817), (9685, 14545)]