82144660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1637}}^1$

素因数の和:1852

約数の個数: 48

約数和(自身を含む): 186849936

約数和(自身を除く): 104705276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 772, 965, 1637, 1930, 2509, 3274, 3860, 5018, 6548, 8185, 10036, 12545, 16370, 21281, 25090, 32740, 42562, 50180, 85124, 106405, 212810, 315941, 425620, 631882, 1263764, 1579705, 3159410, 4107233, 6318820, 8214466, 16428932, 20536165, 41072330, 82144660]

約数ペア:

[(1, 82144660), (2, 41072330), (4, 20536165), (5, 16428932), (10, 8214466), (13, 6318820), (20, 4107233), (26, 3159410), (52, 1579705), (65, 1263764), (130, 631882), (193, 425620), (260, 315941), (386, 212810), (772, 106405), (965, 85124), (1637, 50180), (1930, 42562), (2509, 32740), (3274, 25090), (3860, 21281), (5018, 16370), (6548, 12545), (8185, 10036)]