20532725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 26664960

約数和(自身を除く): 6132235

約数列:

[1, 5, 25, 29, 127, 145, 223, 635, 725, 1115, 3175, 3683, 5575, 6467, 18415, 28321, 32335, 92075, 141605, 161675, 708025, 821309, 4106545, 20532725]

約数ペア:

[(1, 20532725), (5, 4106545), (25, 821309), (29, 708025), (127, 161675), (145, 141605), (223, 92075), (635, 32335), (725, 28321), (1115, 18415), (3175, 6467), (3683, 5575)]