77738540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1151}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 178827264

約数和(自身を除く): 101088724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 307, 614, 1151, 1228, 1535, 2302, 3070, 3377, 4604, 5755, 6140, 6754, 11510, 12661, 13508, 16885, 23020, 25322, 33770, 50644, 63305, 67540, 126610, 253220, 353357, 706714, 1413428, 1766785, 3533570, 3886927, 7067140, 7773854, 15547708, 19434635, 38869270, 77738540]

約数ペア:

[(1, 77738540), (2, 38869270), (4, 19434635), (5, 15547708), (10, 7773854), (11, 7067140), (20, 3886927), (22, 3533570), (44, 1766785), (55, 1413428), (110, 706714), (220, 353357), (307, 253220), (614, 126610), (1151, 67540), (1228, 63305), (1535, 50644), (2302, 33770), (3070, 25322), (3377, 23020), (4604, 16885), (5755, 13508), (6140, 12661), (6754, 11510)]