25087748

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 52276224

約数和(自身を除く): 27188476

約数列:

[1, 2, 4, 7, 14, 28, 43, 67, 86, 134, 172, 268, 301, 311, 469, 602, 622, 938, 1204, 1244, 1876, 2177, 2881, 4354, 5762, 8708, 11524, 13373, 20167, 20837, 26746, 40334, 41674, 53492, 80668, 83348, 93611, 145859, 187222, 291718, 374444, 583436, 895991, 1791982, 3583964, 6271937, 12543874, 25087748]

約数ペア:

[(1, 25087748), (2, 12543874), (4, 6271937), (7, 3583964), (14, 1791982), (28, 895991), (43, 583436), (67, 374444), (86, 291718), (134, 187222), (172, 145859), (268, 93611), (301, 83348), (311, 80668), (469, 53492), (602, 41674), (622, 40334), (938, 26746), (1204, 20837), (1244, 20167), (1876, 13373), (2177, 11524), (2881, 8708), (4354, 5762)]