156768425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3631}}^1$

素因数の和:3809

約数の個数: 24

約数和(自身を含む): 213474432

約数和(自身を除く): 56706007

約数列:

[1, 5, 11, 25, 55, 157, 275, 785, 1727, 3631, 3925, 8635, 18155, 39941, 43175, 90775, 199705, 570067, 998525, 2850335, 6270737, 14251675, 31353685, 156768425]

約数ペア:

[(1, 156768425), (5, 31353685), (11, 14251675), (25, 6270737), (55, 2850335), (157, 998525), (275, 570067), (785, 199705), (1727, 90775), (3631, 43175), (3925, 39941), (8635, 18155)]