25208975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 35641320

約数和(自身を除く): 10432345

約数列:

[1, 5, 11, 25, 29, 55, 109, 145, 275, 319, 545, 725, 841, 1199, 1595, 2725, 3161, 4205, 5995, 7975, 9251, 15805, 21025, 29975, 34771, 46255, 79025, 91669, 173855, 231275, 458345, 869275, 1008359, 2291725, 5041795, 25208975]

約数ペア:

[(1, 25208975), (5, 5041795), (11, 2291725), (25, 1008359), (29, 869275), (55, 458345), (109, 231275), (145, 173855), (275, 91669), (319, 79025), (545, 46255), (725, 34771), (841, 29975), (1199, 21025), (1595, 15805), (2725, 9251), (3161, 7975), (4205, 5995)]