66419375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{9661}}^1$

素因数の和:9692

約数の個数: 20

約数和(自身を含む): 90552264

約数和(自身を除く): 24132889

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 9661, 48305, 106271, 241525, 531355, 1207625, 2656775, 6038125, 13283875, 66419375]

約数ペア:

[(1, 66419375), (5, 13283875), (11, 6038125), (25, 2656775), (55, 1207625), (125, 531355), (275, 241525), (625, 106271), (1375, 48305), (6875, 9661)]