54042500

素因数分解:

$2^2\times 5^4\times {\mathrm{21617}}^1$

素因数の和:21641

約数の個数: 30

約数和(自身を含む): 118185606

約数和(自身を除く): 64143106

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 21617, 43234, 86468, 108085, 216170, 432340, 540425, 1080850, 2161700, 2702125, 5404250, 10808500, 13510625, 27021250, 54042500]

約数ペア:

[(1, 54042500), (2, 27021250), (4, 13510625), (5, 10808500), (10, 5404250), (20, 2702125), (25, 2161700), (50, 1080850), (100, 540425), (125, 432340), (250, 216170), (500, 108085), (625, 86468), (1250, 43234), (2500, 21617)]