6480800

素因数分解:

$2^5\times 5^2\times {\mathrm{8101}}^1$

素因数の和:8121

約数の個数: 36

約数和(自身を含む): 15823206

約数和(自身を除く): 9342406

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 8101, 16202, 32404, 40505, 64808, 81010, 129616, 162020, 202525, 259232, 324040, 405050, 648080, 810100, 1296160, 1620200, 3240400, 6480800]

約数ペア:

[(1, 6480800), (2, 3240400), (4, 1620200), (5, 1296160), (8, 810100), (10, 648080), (16, 405050), (20, 324040), (25, 259232), (32, 202525), (40, 162020), (50, 129616), (80, 81010), (100, 64808), (160, 40505), (200, 32404), (400, 16202), (800, 8101)]