49725609700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{538739}}^1$

素因数の和:538837

約数の個数: 72

約数和(自身を含む): 117841832640

約数和(自身を除く): 68116222940

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 71, 100, 130, 142, 260, 284, 325, 355, 650, 710, 923, 1300, 1420, 1775, 1846, 3550, 3692, 4615, 7100, 9230, 18460, 23075, 46150, 92300, 538739, 1077478, 2154956, 2693695, 5387390, 7003607, 10774780, 13468475, 14007214, 26936950, 28014428, 35018035, 38250469, 53873900, 70036070, 76500938, 140072140, 153001876, 175090175, 191252345, 350180350, 382504690, 497256097, 700360700, 765009380, 956261725, 994512194, 1912523450, 1989024388, 2486280485, 3825046900, 4972560970, 9945121940, 12431402425, 24862804850, 49725609700]

約数ペア:

[(1, 49725609700), (2, 24862804850), (4, 12431402425), (5, 9945121940), (10, 4972560970), (13, 3825046900), (20, 2486280485), (25, 1989024388), (26, 1912523450), (50, 994512194), (52, 956261725), (65, 765009380), (71, 700360700), (100, 497256097), (130, 382504690), (142, 350180350), (260, 191252345), (284, 175090175), (325, 153001876), (355, 140072140), (650, 76500938), (710, 70036070), (923, 53873900), (1300, 38250469), (1420, 35018035), (1775, 28014428), (1846, 26936950), (3550, 14007214), (3692, 13468475), (4615, 10774780), (7100, 7003607), (9230, 5387390), (18460, 2693695), (23075, 2154956), (46150, 1077478), (92300, 538739)]