25668248

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 27554152

約数列:

[1, 2, 4, 8, 29, 31, 43, 58, 62, 83, 86, 116, 124, 166, 172, 232, 248, 332, 344, 664, 899, 1247, 1333, 1798, 2407, 2494, 2573, 2666, 3569, 3596, 4814, 4988, 5146, 5332, 7138, 7192, 9628, 9976, 10292, 10664, 14276, 19256, 20584, 28552, 38657, 74617, 77314, 103501, 110639, 149234, 154628, 207002, 221278, 298468, 309256, 414004, 442556, 596936, 828008, 885112, 3208531, 6417062, 12834124, 25668248]

約数ペア:

[(1, 25668248), (2, 12834124), (4, 6417062), (8, 3208531), (29, 885112), (31, 828008), (43, 596936), (58, 442556), (62, 414004), (83, 309256), (86, 298468), (116, 221278), (124, 207002), (166, 154628), (172, 149234), (232, 110639), (248, 103501), (332, 77314), (344, 74617), (664, 38657), (899, 28552), (1247, 20584), (1333, 19256), (1798, 14276), (2407, 10664), (2494, 10292), (2573, 9976), (2666, 9628), (3569, 7192), (3596, 7138), (4814, 5332), (4988, 5146)]