81677312

素因数分解:

$2^{10}\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:165

約数の個数: 66

約数和(自身を含む): 170744364

約数和(自身を除く): 89067052

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 166, 248, 256, 332, 496, 512, 664, 961, 992, 1024, 1328, 1922, 1984, 2573, 2656, 3844, 3968, 5146, 5312, 7688, 7936, 10292, 10624, 15376, 15872, 20584, 21248, 30752, 31744, 41168, 42496, 61504, 79763, 82336, 84992, 123008, 159526, 164672, 246016, 319052, 329344, 492032, 638104, 658688, 984064, 1276208, 1317376, 2552416, 2634752, 5104832, 10209664, 20419328, 40838656, 81677312]

約数ペア:

[(1, 81677312), (2, 40838656), (4, 20419328), (8, 10209664), (16, 5104832), (31, 2634752), (32, 2552416), (62, 1317376), (64, 1276208), (83, 984064), (124, 658688), (128, 638104), (166, 492032), (248, 329344), (256, 319052), (332, 246016), (496, 164672), (512, 159526), (664, 123008), (961, 84992), (992, 82336), (1024, 79763), (1328, 61504), (1922, 42496), (1984, 41168), (2573, 31744), (2656, 30752), (3844, 21248), (3968, 20584), (5146, 15872), (5312, 15376), (7688, 10624), (7936, 10292)]