2012900825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167393}}^1$

素因数の和:167453

約数の個数: 24

約数和(自身を含む): 2760661848

約数和(自身を除く): 747761023

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 12025, 167393, 836965, 2176109, 4184825, 6193541, 10880545, 30967705, 54402725, 80516033, 154838525, 402580165, 2012900825]

約数ペア:

[(1, 2012900825), (5, 402580165), (13, 154838525), (25, 80516033), (37, 54402725), (65, 30967705), (185, 10880545), (325, 6193541), (481, 4184825), (925, 2176109), (2405, 836965), (12025, 167393)]