636693920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1494

約数の個数: 96

約数和(自身を含む): 1563722496

約数和(自身を除く): 927028576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 71, 80, 82, 142, 160, 164, 205, 284, 328, 355, 410, 568, 656, 710, 820, 1136, 1312, 1367, 1420, 1640, 2272, 2734, 2840, 2911, 3280, 5468, 5680, 5822, 6560, 6835, 10936, 11360, 11644, 13670, 14555, 21872, 23288, 27340, 29110, 43744, 46576, 54680, 56047, 58220, 93152, 97057, 109360, 112094, 116440, 194114, 218720, 224188, 232880, 280235, 388228, 448376, 465760, 485285, 560470, 776456, 896752, 970570, 1120940, 1552912, 1793504, 1941140, 2241880, 3105824, 3882280, 3979337, 4483760, 7764560, 7958674, 8967520, 15529120, 15917348, 19896685, 31834696, 39793370, 63669392, 79586740, 127338784, 159173480, 318346960, 636693920]

約数ペア:

[(1, 636693920), (2, 318346960), (4, 159173480), (5, 127338784), (8, 79586740), (10, 63669392), (16, 39793370), (20, 31834696), (32, 19896685), (40, 15917348), (41, 15529120), (71, 8967520), (80, 7958674), (82, 7764560), (142, 4483760), (160, 3979337), (164, 3882280), (205, 3105824), (284, 2241880), (328, 1941140), (355, 1793504), (410, 1552912), (568, 1120940), (656, 970570), (710, 896752), (820, 776456), (1136, 560470), (1312, 485285), (1367, 465760), (1420, 448376), (1640, 388228), (2272, 280235), (2734, 232880), (2840, 224188), (2911, 218720), (3280, 194114), (5468, 116440), (5680, 112094), (5822, 109360), (6560, 97057), (6835, 93152), (10936, 58220), (11360, 56047), (11644, 54680), (13670, 46576), (14555, 43744), (21872, 29110), (23288, 27340)]