81023248

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{25447}}^1$

素因数の和:25654

約数の個数: 20

約数和(自身を含む): 157777600

約数和(自身を除く): 76754352

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 25447, 50894, 101788, 203576, 407152, 5063953, 10127906, 20255812, 40511624, 81023248]

約数ペア:

[(1, 81023248), (2, 40511624), (4, 20255812), (8, 10127906), (16, 5063953), (199, 407152), (398, 203576), (796, 101788), (1592, 50894), (3184, 25447)]