201109025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4153}}^1$

素因数の和:4325

約数の個数: 24

約数和(自身を含む): 270425400

約数和(自身を除く): 69316375

約数列:

[1, 5, 13, 25, 65, 149, 325, 745, 1937, 3725, 4153, 9685, 20765, 48425, 53989, 103825, 269945, 618797, 1349725, 3093985, 8044361, 15469925, 40221805, 201109025]

約数ペア:

[(1, 201109025), (5, 40221805), (13, 15469925), (25, 8044361), (65, 3093985), (149, 1349725), (325, 618797), (745, 269945), (1937, 103825), (3725, 53989), (4153, 48425), (9685, 20765)]