81941472

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{9811}}^1$

素因数の和:9856

約数の個数: 72

約数和(自身を含む): 241080840

約数和(自身を除く): 159139368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2784, 4176, 8352, 9811, 19622, 29433, 39244, 58866, 78488, 88299, 117732, 156976, 176598, 235464, 284519, 313952, 353196, 470928, 569038, 706392, 853557, 941856, 1138076, 1412784, 1707114, 2276152, 2560671, 2825568, 3414228, 4552304, 5121342, 6828456, 9104608, 10242684, 13656912, 20485368, 27313824, 40970736, 81941472]

約数ペア:

[(1, 81941472), (2, 40970736), (3, 27313824), (4, 20485368), (6, 13656912), (8, 10242684), (9, 9104608), (12, 6828456), (16, 5121342), (18, 4552304), (24, 3414228), (29, 2825568), (32, 2560671), (36, 2276152), (48, 1707114), (58, 1412784), (72, 1138076), (87, 941856), (96, 853557), (116, 706392), (144, 569038), (174, 470928), (232, 353196), (261, 313952), (288, 284519), (348, 235464), (464, 176598), (522, 156976), (696, 117732), (928, 88299), (1044, 78488), (1392, 58866), (2088, 39244), (2784, 29433), (4176, 19622), (8352, 9811)]