25806275

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:500

約数の個数: 36

約数和(自身を含む): 37107000

約数和(自身を除く): 11300725

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 275, 449, 475, 605, 1045, 2245, 2299, 3025, 4939, 5225, 8531, 11225, 11495, 24695, 42655, 54329, 57475, 93841, 123475, 213275, 271645, 469205, 1032251, 1358225, 2346025, 5161255, 25806275]

約数ペア:

[(1, 25806275), (5, 5161255), (11, 2346025), (19, 1358225), (25, 1032251), (55, 469205), (95, 271645), (121, 213275), (209, 123475), (275, 93841), (449, 57475), (475, 54329), (605, 42655), (1045, 24695), (2245, 11495), (2299, 11225), (3025, 8531), (4939, 5225)]