80811108

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 168

約数和(自身を含む): 251197632

約数和(自身を除く): 170386524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 84, 107, 108, 111, 126, 148, 162, 189, 214, 222, 243, 252, 259, 321, 324, 333, 378, 428, 444, 486, 518, 567, 642, 666, 729, 749, 756, 777, 963, 972, 999, 1036, 1134, 1284, 1332, 1458, 1498, 1554, 1701, 1926, 1998, 2247, 2268, 2331, 2889, 2916, 2996, 2997, 3108, 3402, 3852, 3959, 3996, 4494, 4662, 5103, 5778, 5994, 6741, 6804, 6993, 7918, 8667, 8988, 8991, 9324, 10206, 11556, 11877, 11988, 13482, 13986, 15836, 17334, 17982, 20223, 20412, 20979, 23754, 26001, 26964, 26973, 27713, 27972, 34668, 35631, 35964, 40446, 41958, 47508, 52002, 53946, 55426, 60669, 62937, 71262, 78003, 80892, 83139, 83916, 104004, 106893, 107892, 110852, 121338, 125874, 142524, 156006, 166278, 182007, 188811, 213786, 242676, 249417, 251748, 312012, 320679, 332556, 364014, 377622, 427572, 498834, 546021, 641358, 728028, 748251, 755244, 962037, 997668, 1092042, 1282716, 1496502, 1924074, 2184084, 2244753, 2886111, 2993004, 3848148, 4489506, 5772222, 6734259, 8979012, 11544444, 13468518, 20202777, 26937036, 40405554, 80811108]

約数ペア:

[(1, 80811108), (2, 40405554), (3, 26937036), (4, 20202777), (6, 13468518), (7, 11544444), (9, 8979012), (12, 6734259), (14, 5772222), (18, 4489506), (21, 3848148), (27, 2993004), (28, 2886111), (36, 2244753), (37, 2184084), (42, 1924074), (54, 1496502), (63, 1282716), (74, 1092042), (81, 997668), (84, 962037), (107, 755244), (108, 748251), (111, 728028), (126, 641358), (148, 546021), (162, 498834), (189, 427572), (214, 377622), (222, 364014), (243, 332556), (252, 320679), (259, 312012), (321, 251748), (324, 249417), (333, 242676), (378, 213786), (428, 188811), (444, 182007), (486, 166278), (518, 156006), (567, 142524), (642, 125874), (666, 121338), (729, 110852), (749, 107892), (756, 106893), (777, 104004), (963, 83916), (972, 83139), (999, 80892), (1036, 78003), (1134, 71262), (1284, 62937), (1332, 60669), (1458, 55426), (1498, 53946), (1554, 52002), (1701, 47508), (1926, 41958), (1998, 40446), (2247, 35964), (2268, 35631), (2331, 34668), (2889, 27972), (2916, 27713), (2996, 26973), (2997, 26964), (3108, 26001), (3402, 23754), (3852, 20979), (3959, 20412), (3996, 20223), (4494, 17982), (4662, 17334), (5103, 15836), (5778, 13986), (5994, 13482), (6741, 11988), (6804, 11877), (6993, 11556), (7918, 10206), (8667, 9324), (8988, 8991)]