81190836

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{8641}}^1$

素因数の和:8686

約数の個数: 60

約数和(自身を含む): 219593220

約数和(自身を除く): 138402384

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 261, 324, 348, 522, 783, 1044, 1566, 2349, 3132, 4698, 8641, 9396, 17282, 25923, 34564, 51846, 77769, 103692, 155538, 233307, 250589, 311076, 466614, 501178, 699921, 751767, 933228, 1002356, 1399842, 1503534, 2255301, 2799684, 3007068, 4510602, 6765903, 9021204, 13531806, 20297709, 27063612, 40595418, 81190836]

約数ペア:

[(1, 81190836), (2, 40595418), (3, 27063612), (4, 20297709), (6, 13531806), (9, 9021204), (12, 6765903), (18, 4510602), (27, 3007068), (29, 2799684), (36, 2255301), (54, 1503534), (58, 1399842), (81, 1002356), (87, 933228), (108, 751767), (116, 699921), (162, 501178), (174, 466614), (261, 311076), (324, 250589), (348, 233307), (522, 155538), (783, 103692), (1044, 77769), (1566, 51846), (2349, 34564), (3132, 25923), (4698, 17282), (8641, 9396)]