25455904

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 51861600

約数和(自身を除く): 26405696

約数列:

[1, 2, 4, 8, 16, 32, 59, 97, 118, 139, 194, 236, 278, 388, 472, 556, 776, 944, 1112, 1552, 1888, 2224, 3104, 4448, 5723, 8201, 11446, 13483, 16402, 22892, 26966, 32804, 45784, 53932, 65608, 91568, 107864, 131216, 183136, 215728, 262432, 431456, 795497, 1590994, 3181988, 6363976, 12727952, 25455904]

約数ペア:

[(1, 25455904), (2, 12727952), (4, 6363976), (8, 3181988), (16, 1590994), (32, 795497), (59, 431456), (97, 262432), (118, 215728), (139, 183136), (194, 131216), (236, 107864), (278, 91568), (388, 65608), (472, 53932), (556, 45784), (776, 32804), (944, 26966), (1112, 22892), (1552, 16402), (1888, 13483), (2224, 11446), (3104, 8201), (4448, 5723)]