25347584

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1646

約数の個数: 40

約数和(自身を含む): 52312128

約数和(自身を除く): 26964544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1597, 1984, 3194, 3968, 6388, 7936, 12776, 15872, 25552, 49507, 51104, 99014, 102208, 198028, 204416, 396056, 408832, 792112, 817664, 1584224, 3168448, 6336896, 12673792, 25347584]

約数ペア:

[(1, 25347584), (2, 12673792), (4, 6336896), (8, 3168448), (16, 1584224), (31, 817664), (32, 792112), (62, 408832), (64, 396056), (124, 204416), (128, 198028), (248, 102208), (256, 99014), (496, 51104), (512, 49507), (992, 25552), (1597, 15872), (1984, 12776), (3194, 7936), (3968, 6388)]