125981375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{77527}}^1$

素因数の和:77555

約数の個数: 16

約数和(自身を含む): 169321152

約数和(自身を除く): 43339777

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 77527, 387635, 1007851, 1938175, 5039255, 9690875, 25196275, 125981375]

約数ペア:

[(1, 125981375), (5, 25196275), (13, 9690875), (25, 5039255), (65, 1938175), (125, 1007851), (325, 387635), (1625, 77527)]