121754425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22037}}^1$

素因数の和:22077

約数の個数: 24

約数和(自身を含む): 172160856

約数和(自身を除く): 50406431

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 22037, 110185, 286481, 374629, 550925, 1432405, 1873145, 4870177, 7162025, 9365725, 24350885, 121754425]

約数ペア:

[(1, 121754425), (5, 24350885), (13, 9365725), (17, 7162025), (25, 4870177), (65, 1873145), (85, 1432405), (221, 550925), (325, 374629), (425, 286481), (1105, 110185), (5525, 22037)]