80719648

素因数分解:

$2^5\times {\mathrm{643}}^1\times {\mathrm{3923}}^1$

素因数の和:4576

約数の個数: 24

約数和(自身を含む): 159204528

約数和(自身を除く): 78484880

約数列:

[1, 2, 4, 8, 16, 32, 643, 1286, 2572, 3923, 5144, 7846, 10288, 15692, 20576, 31384, 62768, 125536, 2522489, 5044978, 10089956, 20179912, 40359824, 80719648]

約数ペア:

[(1, 80719648), (2, 40359824), (4, 20179912), (8, 10089956), (16, 5044978), (32, 2522489), (643, 125536), (1286, 62768), (2572, 31384), (3923, 20576), (5144, 15692), (7846, 10288)]