81402594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 213373440

約数和(自身を除く): 131970846

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 53, 58, 78, 87, 91, 97, 106, 159, 174, 182, 194, 203, 273, 291, 318, 371, 377, 406, 546, 582, 609, 679, 689, 742, 754, 1113, 1131, 1218, 1261, 1358, 1378, 1537, 2037, 2067, 2226, 2262, 2522, 2639, 2813, 3074, 3783, 4074, 4134, 4611, 4823, 5141, 5278, 5626, 7566, 7917, 8439, 8827, 9222, 9646, 10282, 10759, 14469, 15423, 15834, 16878, 17654, 19691, 19981, 21518, 26481, 28938, 30846, 32277, 35987, 36569, 39382, 39962, 52962, 59073, 59943, 64554, 66833, 71974, 73138, 107961, 109707, 118146, 119886, 133666, 139867, 149089, 200499, 215922, 219414, 255983, 279734, 298178, 400998, 419601, 447267, 467831, 511966, 767949, 839202, 894534, 935662, 1043623, 1403493, 1535898, 1938157, 2087246, 2806986, 3130869, 3876314, 5814471, 6261738, 11628942, 13567099, 27134198, 40701297, 81402594]

約数ペア:

[(1, 81402594), (2, 40701297), (3, 27134198), (6, 13567099), (7, 11628942), (13, 6261738), (14, 5814471), (21, 3876314), (26, 3130869), (29, 2806986), (39, 2087246), (42, 1938157), (53, 1535898), (58, 1403493), (78, 1043623), (87, 935662), (91, 894534), (97, 839202), (106, 767949), (159, 511966), (174, 467831), (182, 447267), (194, 419601), (203, 400998), (273, 298178), (291, 279734), (318, 255983), (371, 219414), (377, 215922), (406, 200499), (546, 149089), (582, 139867), (609, 133666), (679, 119886), (689, 118146), (742, 109707), (754, 107961), (1113, 73138), (1131, 71974), (1218, 66833), (1261, 64554), (1358, 59943), (1378, 59073), (1537, 52962), (2037, 39962), (2067, 39382), (2226, 36569), (2262, 35987), (2522, 32277), (2639, 30846), (2813, 28938), (3074, 26481), (3783, 21518), (4074, 19981), (4134, 19691), (4611, 17654), (4823, 16878), (5141, 15834), (5278, 15423), (5626, 14469), (7566, 10759), (7917, 10282), (8439, 9646), (8827, 9222)]