80400112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 178377472

約数和(自身を除く): 97977360

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 208, 248, 296, 337, 403, 481, 496, 592, 674, 806, 962, 1147, 1348, 1612, 1924, 2294, 2696, 3224, 3848, 4381, 4588, 5392, 6448, 7696, 8762, 9176, 10447, 12469, 14911, 17524, 18352, 20894, 24938, 29822, 35048, 41788, 49876, 59644, 70096, 83576, 99752, 119288, 135811, 162097, 167152, 199504, 238576, 271622, 324194, 386539, 543244, 648388, 773078, 1086488, 1296776, 1546156, 2172976, 2593552, 3092312, 5025007, 6184624, 10050014, 20100028, 40200056, 80400112]

約数ペア:

[(1, 80400112), (2, 40200056), (4, 20100028), (8, 10050014), (13, 6184624), (16, 5025007), (26, 3092312), (31, 2593552), (37, 2172976), (52, 1546156), (62, 1296776), (74, 1086488), (104, 773078), (124, 648388), (148, 543244), (208, 386539), (248, 324194), (296, 271622), (337, 238576), (403, 199504), (481, 167152), (496, 162097), (592, 135811), (674, 119288), (806, 99752), (962, 83576), (1147, 70096), (1348, 59644), (1612, 49876), (1924, 41788), (2294, 35048), (2696, 29822), (3224, 24938), (3848, 20894), (4381, 18352), (4588, 17524), (5392, 14911), (6448, 12469), (7696, 10447), (8762, 9176)]