81023200

素因数分解:

$2^5\times 5^2\times {\mathrm{101279}}^1$

素因数の和:101299

約数の個数: 36

約数和(自身を含む): 197799840

約数和(自身を除く): 116776640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 101279, 202558, 405116, 506395, 810232, 1012790, 1620464, 2025580, 2531975, 3240928, 4051160, 5063950, 8102320, 10127900, 16204640, 20255800, 40511600, 81023200]

約数ペア:

[(1, 81023200), (2, 40511600), (4, 20255800), (5, 16204640), (8, 10127900), (10, 8102320), (16, 5063950), (20, 4051160), (25, 3240928), (32, 2531975), (40, 2025580), (50, 1620464), (80, 1012790), (100, 810232), (160, 506395), (200, 405116), (400, 202558), (800, 101279)]