25891328

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{829}}^1$

素因数の和:908

約数の個数: 40

約数和(自身を含む): 52643580

約数和(自身を除く): 26752252

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 829, 976, 1658, 1952, 3316, 3904, 6632, 7808, 13264, 15616, 26528, 31232, 50569, 53056, 101138, 106112, 202276, 212224, 404552, 424448, 809104, 1618208, 3236416, 6472832, 12945664, 25891328]

約数ペア:

[(1, 25891328), (2, 12945664), (4, 6472832), (8, 3236416), (16, 1618208), (32, 809104), (61, 424448), (64, 404552), (122, 212224), (128, 202276), (244, 106112), (256, 101138), (488, 53056), (512, 50569), (829, 31232), (976, 26528), (1658, 15616), (1952, 13264), (3316, 7808), (3904, 6632)]