76880560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22349}}^1$

素因数の和:22405

約数の個数: 40

約数和(自身を含む): 182912400

約数和(自身を除く): 106031840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 22349, 44698, 89396, 111745, 178792, 223490, 357584, 446980, 893960, 961007, 1787920, 1922014, 3844028, 4805035, 7688056, 9610070, 15376112, 19220140, 38440280, 76880560]

約数ペア:

[(1, 76880560), (2, 38440280), (4, 19220140), (5, 15376112), (8, 9610070), (10, 7688056), (16, 4805035), (20, 3844028), (40, 1922014), (43, 1787920), (80, 961007), (86, 893960), (172, 446980), (215, 357584), (344, 223490), (430, 178792), (688, 111745), (860, 89396), (1720, 44698), (3440, 22349)]