81590436

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{17569}}^1$

素因数の和:17625

約数の個数: 48

約数和(自身を含む): 216462400

約数和(自身を除く): 134871964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4644, 17569, 35138, 52707, 70276, 105414, 158121, 210828, 316242, 474363, 632484, 755467, 948726, 1510934, 1897452, 2266401, 3021868, 4532802, 6799203, 9065604, 13598406, 20397609, 27196812, 40795218, 81590436]

約数ペア:

[(1, 81590436), (2, 40795218), (3, 27196812), (4, 20397609), (6, 13598406), (9, 9065604), (12, 6799203), (18, 4532802), (27, 3021868), (36, 2266401), (43, 1897452), (54, 1510934), (86, 948726), (108, 755467), (129, 632484), (172, 474363), (258, 316242), (387, 210828), (516, 158121), (774, 105414), (1161, 70276), (1548, 52707), (2322, 35138), (4644, 17569)]