51282820

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{17209}}^1$

素因数の和:17367

約数の個数: 24

約数和(自身を含む): 108423000

約数和(自身を除く): 57140180

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 17209, 34418, 68836, 86045, 172090, 344180, 2564141, 5128282, 10256564, 12820705, 25641410, 51282820]

約数ペア:

[(1, 51282820), (2, 25641410), (4, 12820705), (5, 10256564), (10, 5128282), (20, 2564141), (149, 344180), (298, 172090), (596, 86045), (745, 68836), (1490, 34418), (2980, 17209)]