2667764800

素因数分解:

$2^6\times 5^2\times {\mathrm{1667353}}^1$

素因数の和:1667375

約数の個数: 42

約数和(自身を含む): 6564372698

約数和(自身を除く): 3896607898

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 1667353, 3334706, 6669412, 8336765, 13338824, 16673530, 26677648, 33347060, 41683825, 53355296, 66694120, 83367650, 106710592, 133388240, 166735300, 266776480, 333470600, 533552960, 666941200, 1333882400, 2667764800]

約数ペア:

[(1, 2667764800), (2, 1333882400), (4, 666941200), (5, 533552960), (8, 333470600), (10, 266776480), (16, 166735300), (20, 133388240), (25, 106710592), (32, 83367650), (40, 66694120), (50, 53355296), (64, 41683825), (80, 33347060), (100, 26677648), (160, 16673530), (200, 13338824), (320, 8336765), (400, 6669412), (800, 3334706), (1600, 1667353)]