81534708

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:334

約数の個数: 96

約数和(自身を含む): 219739520

約数和(自身を除く): 138204812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 97, 108, 129, 172, 181, 194, 258, 291, 362, 387, 388, 516, 543, 582, 724, 774, 873, 1086, 1161, 1164, 1548, 1629, 1746, 2172, 2322, 2619, 3258, 3492, 4171, 4644, 4887, 5238, 6516, 7783, 8342, 9774, 10476, 12513, 15566, 16684, 17557, 19548, 23349, 25026, 31132, 35114, 37539, 46698, 50052, 52671, 70047, 70228, 75078, 93396, 105342, 112617, 140094, 150156, 158013, 210141, 210684, 225234, 280188, 316026, 420282, 450468, 474039, 632052, 754951, 840564, 948078, 1509902, 1896156, 2264853, 3019804, 4529706, 6794559, 9059412, 13589118, 20383677, 27178236, 40767354, 81534708]

約数ペア:

[(1, 81534708), (2, 40767354), (3, 27178236), (4, 20383677), (6, 13589118), (9, 9059412), (12, 6794559), (18, 4529706), (27, 3019804), (36, 2264853), (43, 1896156), (54, 1509902), (86, 948078), (97, 840564), (108, 754951), (129, 632052), (172, 474039), (181, 450468), (194, 420282), (258, 316026), (291, 280188), (362, 225234), (387, 210684), (388, 210141), (516, 158013), (543, 150156), (582, 140094), (724, 112617), (774, 105342), (873, 93396), (1086, 75078), (1161, 70228), (1164, 70047), (1548, 52671), (1629, 50052), (1746, 46698), (2172, 37539), (2322, 35114), (2619, 31132), (3258, 25026), (3492, 23349), (4171, 19548), (4644, 17557), (4887, 16684), (5238, 15566), (6516, 12513), (7783, 10476), (8342, 9774)]