156623975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{7841}}^1$

素因数の和:7915

約数の個数: 24

約数和(自身を含む): 210040128

約数和(自身を除く): 53416153

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 799, 1175, 3995, 7841, 19975, 39205, 133297, 196025, 368527, 666485, 1842635, 3332425, 6264959, 9213175, 31324795, 156623975]

約数ペア:

[(1, 156623975), (5, 31324795), (17, 9213175), (25, 6264959), (47, 3332425), (85, 1842635), (235, 666485), (425, 368527), (799, 196025), (1175, 133297), (3995, 39205), (7841, 19975)]