25201925

素因数分解:

$5^2\times 7^3\times {\mathrm{2939}}^1$

素因数の和:2970

約数の個数: 24

約数和(自身を含む): 36456000

約数和(自身を除く): 11254075

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1715, 2939, 8575, 14695, 20573, 73475, 102865, 144011, 514325, 720055, 1008077, 3600275, 5040385, 25201925]

約数ペア:

[(1, 25201925), (5, 5040385), (7, 3600275), (25, 1008077), (35, 720055), (49, 514325), (175, 144011), (245, 102865), (343, 73475), (1225, 20573), (1715, 14695), (2939, 8575)]