248720725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{829}}^1\times {\mathrm{1091}}^1$

素因数の和:1941

約数の個数: 24

約数和(自身を含む): 337165920

約数和(自身を除く): 88445195

約数列:

[1, 5, 11, 25, 55, 275, 829, 1091, 4145, 5455, 9119, 12001, 20725, 27275, 45595, 60005, 227975, 300025, 904439, 4522195, 9948829, 22610975, 49744145, 248720725]

約数ペア:

[(1, 248720725), (5, 49744145), (11, 22610975), (25, 9948829), (55, 4522195), (275, 904439), (829, 300025), (1091, 227975), (4145, 60005), (5455, 45595), (9119, 27275), (12001, 20725)]