72550478

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 154441728

約数和(自身を除く): 81891250

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 49, 62, 77, 91, 98, 143, 154, 167, 182, 217, 286, 334, 341, 403, 434, 539, 637, 682, 806, 1001, 1078, 1169, 1274, 1519, 1837, 2002, 2171, 2338, 2387, 2821, 3038, 3674, 4342, 4433, 4774, 5177, 5642, 7007, 8183, 8866, 10354, 12859, 14014, 15197, 16366, 16709, 19747, 23881, 25718, 30394, 31031, 33418, 36239, 39494, 47762, 56947, 62062, 67301, 72478, 90013, 106379, 113894, 134602, 167167, 180026, 212758, 217217, 253673, 334334, 398629, 434434, 471107, 507346, 740311, 797258, 942214, 1170169, 1480622, 2340338, 2790403, 3297749, 5182177, 5580806, 6595498, 10364354, 36275239, 72550478]

約数ペア:

[(1, 72550478), (2, 36275239), (7, 10364354), (11, 6595498), (13, 5580806), (14, 5182177), (22, 3297749), (26, 2790403), (31, 2340338), (49, 1480622), (62, 1170169), (77, 942214), (91, 797258), (98, 740311), (143, 507346), (154, 471107), (167, 434434), (182, 398629), (217, 334334), (286, 253673), (334, 217217), (341, 212758), (403, 180026), (434, 167167), (539, 134602), (637, 113894), (682, 106379), (806, 90013), (1001, 72478), (1078, 67301), (1169, 62062), (1274, 56947), (1519, 47762), (1837, 39494), (2002, 36239), (2171, 33418), (2338, 31031), (2387, 30394), (2821, 25718), (3038, 23881), (3674, 19747), (4342, 16709), (4433, 16366), (4774, 15197), (5177, 14014), (5642, 12859), (7007, 10354), (8183, 8866)]