13171040

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 31334688

約数和(自身を除く): 18163648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 313, 526, 626, 1052, 1252, 1315, 1565, 2104, 2504, 2630, 3130, 4208, 5008, 5260, 6260, 8416, 10016, 10520, 12520, 21040, 25040, 42080, 50080, 82319, 164638, 329276, 411595, 658552, 823190, 1317104, 1646380, 2634208, 3292760, 6585520, 13171040]

約数ペア:

[(1, 13171040), (2, 6585520), (4, 3292760), (5, 2634208), (8, 1646380), (10, 1317104), (16, 823190), (20, 658552), (32, 411595), (40, 329276), (80, 164638), (160, 82319), (263, 50080), (313, 42080), (526, 25040), (626, 21040), (1052, 12520), (1252, 10520), (1315, 10016), (1565, 8416), (2104, 6260), (2504, 5260), (2630, 5008), (3130, 4208)]