258713089690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1\times {\mathrm{31327}}^1$

素因数の和:31927

約数の個数: 64

約数和(自身を含む): 511979719680

約数和(自身を除く): 253266629990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 193, 386, 389, 778, 965, 1930, 1945, 2123, 3890, 4246, 4279, 8558, 10615, 21230, 21395, 31327, 42790, 62654, 75077, 150154, 156635, 313270, 344597, 375385, 689194, 750770, 825847, 1651694, 1722985, 3445970, 4129235, 6046111, 8258470, 12092222, 12186203, 24372406, 30230555, 60461110, 60931015, 66507221, 121862030, 133014442, 134048233, 268096466, 332536105, 665072210, 670241165, 1340482330, 2351937179, 4703874358, 11759685895, 23519371790, 25871308969, 51742617938, 129356544845, 258713089690]

約数ペア:

[(1, 258713089690), (2, 129356544845), (5, 51742617938), (10, 25871308969), (11, 23519371790), (22, 11759685895), (55, 4703874358), (110, 2351937179), (193, 1340482330), (386, 670241165), (389, 665072210), (778, 332536105), (965, 268096466), (1930, 134048233), (1945, 133014442), (2123, 121862030), (3890, 66507221), (4246, 60931015), (4279, 60461110), (8558, 30230555), (10615, 24372406), (21230, 12186203), (21395, 12092222), (31327, 8258470), (42790, 6046111), (62654, 4129235), (75077, 3445970), (150154, 1722985), (156635, 1651694), (313270, 825847), (344597, 750770), (375385, 689194)]