71432656

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{32119}}^1$

素因数の和:32266

約数の個数: 20

約数和(自身を含む): 139400800

約数和(自身を除く): 67968144

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 32119, 64238, 128476, 256952, 513904, 4464541, 8929082, 17858164, 35716328, 71432656]

約数ペア:

[(1, 71432656), (2, 35716328), (4, 17858164), (8, 8929082), (16, 4464541), (139, 513904), (278, 256952), (556, 128476), (1112, 64238), (2224, 32119)]