51816225

素因数分解:

$3^1\times 5^2\times {\mathrm{523}}^1\times {\mathrm{1321}}^1$

素因数の和:1857

約数の個数: 24

約数和(自身を含む): 85898272

約数和(自身を除く): 34082047

約数列:

[1, 3, 5, 15, 25, 75, 523, 1321, 1569, 2615, 3963, 6605, 7845, 13075, 19815, 33025, 39225, 99075, 690883, 2072649, 3454415, 10363245, 17272075, 51816225]

約数ペア:

[(1, 51816225), (3, 17272075), (5, 10363245), (15, 3454415), (25, 2072649), (75, 690883), (523, 99075), (1321, 39225), (1569, 33025), (2615, 19815), (3963, 13075), (6605, 7845)]