1938222725

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{829}}^1\times {\mathrm{2281}}^1$

素因数の和:3161

約数の個数: 24

約数和(自身を含む): 2466066120

約数和(自身を除く): 527843395

約数列:

[1, 5, 25, 41, 205, 829, 1025, 2281, 4145, 11405, 20725, 33989, 57025, 93521, 169945, 467605, 849725, 1890949, 2338025, 9454745, 47273725, 77528909, 387644545, 1938222725]

約数ペア:

[(1, 1938222725), (5, 387644545), (25, 77528909), (41, 47273725), (205, 9454745), (829, 2338025), (1025, 1890949), (2281, 849725), (4145, 467605), (11405, 169945), (20725, 93521), (33989, 57025)]