161049904

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{50581}}^1$

素因数の和:50788

約数の個数: 20

約数和(自身を含む): 313608400

約数和(自身を除く): 152558496

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 50581, 101162, 202324, 404648, 809296, 10065619, 20131238, 40262476, 80524952, 161049904]

約数ペア:

[(1, 161049904), (2, 80524952), (4, 40262476), (8, 20131238), (16, 10065619), (199, 809296), (398, 404648), (796, 202324), (1592, 101162), (3184, 50581)]