18225025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8011}}^1$

素因数の和:8041

約数の個数: 24

約数和(自身を含む): 27817664

約数和(自身を除く): 9592639

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 8011, 40055, 56077, 104143, 200275, 280385, 520715, 729001, 1401925, 2603575, 3645005, 18225025]

約数ペア:

[(1, 18225025), (5, 3645005), (7, 2603575), (13, 1401925), (25, 729001), (35, 520715), (65, 280385), (91, 200275), (175, 104143), (325, 56077), (455, 40055), (2275, 8011)]