27620225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 35735808

約数和(自身を除く): 8115583

約数列:

[1, 5, 25, 31, 155, 157, 227, 775, 785, 1135, 3925, 4867, 5675, 7037, 24335, 35185, 35639, 121675, 175925, 178195, 890975, 1104809, 5524045, 27620225]

約数ペア:

[(1, 27620225), (5, 5524045), (25, 1104809), (31, 890975), (155, 178195), (157, 175925), (227, 121675), (775, 35639), (785, 35185), (1135, 24335), (3925, 7037), (4867, 5675)]