66704525

素因数分解:

$5^2\times {\mathrm{37}}^2\times {\mathrm{1949}}^1$

素因数の和:2033

約数の個数: 18

約数和(自身を含む): 85053150

約数和(自身を除く): 18348625

約数列:

[1, 5, 25, 37, 185, 925, 1369, 1949, 6845, 9745, 34225, 48725, 72113, 360565, 1802825, 2668181, 13340905, 66704525]

約数ペア:

[(1, 66704525), (5, 13340905), (25, 2668181), (37, 1802825), (185, 360565), (925, 72113), (1369, 48725), (1949, 34225), (6845, 9745)]