208849884776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1\times {\mathrm{18917}}^1$

素因数の和:20298

約数の個数: 64

約数和(自身を含む): 427153305600

約数和(自身を除く): 218303420824

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 332, 664, 1079, 1279, 2158, 2558, 4316, 5116, 8632, 10232, 16627, 18917, 33254, 37834, 66508, 75668, 106157, 133016, 151336, 212314, 245921, 424628, 491842, 849256, 983684, 1380041, 1570111, 1967368, 2760082, 3140222, 5520164, 6280444, 11040328, 12560888, 20411443, 24194843, 40822886, 48389686, 81645772, 96779372, 163291544, 193558744, 314532959, 629065918, 1258131836, 2008171969, 2516263672, 4016343938, 8032687876, 16065375752, 26106235597, 52212471194, 104424942388, 208849884776]

約数ペア:

[(1, 208849884776), (2, 104424942388), (4, 52212471194), (8, 26106235597), (13, 16065375752), (26, 8032687876), (52, 4016343938), (83, 2516263672), (104, 2008171969), (166, 1258131836), (332, 629065918), (664, 314532959), (1079, 193558744), (1279, 163291544), (2158, 96779372), (2558, 81645772), (4316, 48389686), (5116, 40822886), (8632, 24194843), (10232, 20411443), (16627, 12560888), (18917, 11040328), (33254, 6280444), (37834, 5520164), (66508, 3140222), (75668, 2760082), (106157, 1967368), (133016, 1570111), (151336, 1380041), (212314, 983684), (245921, 849256), (424628, 491842)]