80249620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{33161}}^1$

素因数の和:33192

約数の個数: 36

約数和(自身を含む): 185242932

約数和(自身を除く): 104993312

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 33161, 66322, 132644, 165805, 331610, 364771, 663220, 729542, 1459084, 1823855, 3647710, 4012481, 7295420, 8024962, 16049924, 20062405, 40124810, 80249620]

約数ペア:

[(1, 80249620), (2, 40124810), (4, 20062405), (5, 16049924), (10, 8024962), (11, 7295420), (20, 4012481), (22, 3647710), (44, 1823855), (55, 1459084), (110, 729542), (121, 663220), (220, 364771), (242, 331610), (484, 165805), (605, 132644), (1210, 66322), (2420, 33161)]