49939825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4153}}^1$

素因数の和:4213

約数の個数: 24

約数和(自身を含む): 68507768

約数和(自身を除く): 18567943

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 4153, 12025, 20765, 53989, 103825, 153661, 269945, 768305, 1349725, 1997593, 3841525, 9987965, 49939825]

約数ペア:

[(1, 49939825), (5, 9987965), (13, 3841525), (25, 1997593), (37, 1349725), (65, 768305), (185, 269945), (325, 153661), (481, 103825), (925, 53989), (2405, 20765), (4153, 12025)]