53217725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:901

約数の個数: 24

約数和(自身を含む): 72316800

約数和(自身を除く): 19099075

約数列:

[1, 5, 11, 25, 55, 275, 431, 449, 2155, 2245, 4741, 4939, 10775, 11225, 23705, 24695, 118525, 123475, 193519, 967595, 2128709, 4837975, 10643545, 53217725]

約数ペア:

[(1, 53217725), (5, 10643545), (11, 4837975), (25, 2128709), (55, 967595), (275, 193519), (431, 123475), (449, 118525), (2155, 24695), (2245, 23705), (4741, 11225), (4939, 10775)]