20077331288

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:985

約数の個数: 128

約数和(自身を含む): 45204480000

約数和(自身を除く): 25127148712

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 89, 124, 178, 199, 217, 248, 356, 398, 434, 623, 653, 712, 796, 868, 1246, 1306, 1393, 1592, 1736, 2492, 2612, 2759, 2786, 4571, 4984, 5224, 5518, 5572, 6169, 9142, 11036, 11144, 12338, 17711, 18284, 19313, 20243, 22072, 24676, 35422, 36568, 38626, 40486, 43183, 49352, 58117, 70844, 77252, 80972, 86366, 116234, 123977, 129947, 141688, 141701, 154504, 161944, 172732, 232468, 247954, 259894, 283402, 345464, 406819, 464936, 495908, 519788, 549041, 566804, 813638, 909629, 991816, 1039576, 1098082, 1133608, 1627276, 1801627, 1819258, 2196164, 3254552, 3603254, 3638516, 3843287, 4028357, 4392328, 7206508, 7277032, 7686574, 8056714, 11565283, 12611389, 14413016, 15373148, 16113428, 23130566, 25222778, 28198499, 30746296, 32226856, 46261132, 50445556, 56396998, 80956981, 92522264, 100891112, 112793996, 161913962, 225587992, 323827924, 358523773, 647655848, 717047546, 1434095092, 2509666411, 2868190184, 5019332822, 10038665644, 20077331288]

約数ペア:

[(1, 20077331288), (2, 10038665644), (4, 5019332822), (7, 2868190184), (8, 2509666411), (14, 1434095092), (28, 717047546), (31, 647655848), (56, 358523773), (62, 323827924), (89, 225587992), (124, 161913962), (178, 112793996), (199, 100891112), (217, 92522264), (248, 80956981), (356, 56396998), (398, 50445556), (434, 46261132), (623, 32226856), (653, 30746296), (712, 28198499), (796, 25222778), (868, 23130566), (1246, 16113428), (1306, 15373148), (1393, 14413016), (1592, 12611389), (1736, 11565283), (2492, 8056714), (2612, 7686574), (2759, 7277032), (2786, 7206508), (4571, 4392328), (4984, 4028357), (5224, 3843287), (5518, 3638516), (5572, 3603254), (6169, 3254552), (9142, 2196164), (11036, 1819258), (11144, 1801627), (12338, 1627276), (17711, 1133608), (18284, 1098082), (19313, 1039576), (20243, 991816), (22072, 909629), (24676, 813638), (35422, 566804), (36568, 549041), (38626, 519788), (40486, 495908), (43183, 464936), (49352, 406819), (58117, 345464), (70844, 283402), (77252, 259894), (80972, 247954), (86366, 232468), (116234, 172732), (123977, 161944), (129947, 154504), (141688, 141701)]