72657616

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{105607}}^1$

素因数の和:105658

約数の個数: 20

約数和(自身を含む): 144049312

約数和(自身を除く): 71391696

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 105607, 211214, 422428, 844856, 1689712, 4541101, 9082202, 18164404, 36328808, 72657616]

約数ペア:

[(1, 72657616), (2, 36328808), (4, 18164404), (8, 9082202), (16, 4541101), (43, 1689712), (86, 844856), (172, 422428), (344, 211214), (688, 105607)]