81555348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 226530304

約数和(自身を除く): 144974956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 67, 84, 86, 129, 134, 172, 201, 258, 268, 301, 337, 402, 469, 516, 602, 674, 804, 903, 938, 1011, 1204, 1348, 1407, 1806, 1876, 2022, 2359, 2814, 2881, 3612, 4044, 4718, 5628, 5762, 7077, 8643, 9436, 11524, 14154, 14491, 17286, 20167, 22579, 28308, 28982, 34572, 40334, 43473, 45158, 57964, 60501, 67737, 80668, 86946, 90316, 101437, 121002, 135474, 158053, 173892, 202874, 242004, 270948, 304311, 316106, 405748, 474159, 608622, 632212, 948318, 970897, 1217244, 1896636, 1941794, 2912691, 3883588, 5825382, 6796279, 11650764, 13592558, 20388837, 27185116, 40777674, 81555348]

約数ペア:

[(1, 81555348), (2, 40777674), (3, 27185116), (4, 20388837), (6, 13592558), (7, 11650764), (12, 6796279), (14, 5825382), (21, 3883588), (28, 2912691), (42, 1941794), (43, 1896636), (67, 1217244), (84, 970897), (86, 948318), (129, 632212), (134, 608622), (172, 474159), (201, 405748), (258, 316106), (268, 304311), (301, 270948), (337, 242004), (402, 202874), (469, 173892), (516, 158053), (602, 135474), (674, 121002), (804, 101437), (903, 90316), (938, 86946), (1011, 80668), (1204, 67737), (1348, 60501), (1407, 57964), (1806, 45158), (1876, 43473), (2022, 40334), (2359, 34572), (2814, 28982), (2881, 28308), (3612, 22579), (4044, 20167), (4718, 17286), (5628, 14491), (5762, 14154), (7077, 11524), (8643, 9436)]