251628400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:443

約数の個数: 120

約数和(自身を含む): 644177520

約数和(自身を除く): 392549120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 113, 152, 190, 200, 226, 293, 304, 380, 400, 452, 475, 565, 586, 760, 904, 950, 1130, 1172, 1465, 1520, 1808, 1900, 2147, 2260, 2344, 2825, 2930, 3800, 4294, 4520, 4688, 5567, 5650, 5860, 7325, 7600, 8588, 9040, 10735, 11134, 11300, 11720, 14650, 17176, 21470, 22268, 22600, 23440, 27835, 29300, 33109, 34352, 42940, 44536, 45200, 53675, 55670, 58600, 66218, 85880, 89072, 107350, 111340, 117200, 132436, 139175, 165545, 171760, 214700, 222680, 264872, 278350, 331090, 429400, 445360, 529744, 556700, 629071, 662180, 827725, 858800, 1113400, 1258142, 1324360, 1655450, 2226800, 2516284, 2648720, 3145355, 3310900, 5032568, 6290710, 6621800, 10065136, 12581420, 13243600, 15726775, 25162840, 31453550, 50325680, 62907100, 125814200, 251628400]

約数ペア:

[(1, 251628400), (2, 125814200), (4, 62907100), (5, 50325680), (8, 31453550), (10, 25162840), (16, 15726775), (19, 13243600), (20, 12581420), (25, 10065136), (38, 6621800), (40, 6290710), (50, 5032568), (76, 3310900), (80, 3145355), (95, 2648720), (100, 2516284), (113, 2226800), (152, 1655450), (190, 1324360), (200, 1258142), (226, 1113400), (293, 858800), (304, 827725), (380, 662180), (400, 629071), (452, 556700), (475, 529744), (565, 445360), (586, 429400), (760, 331090), (904, 278350), (950, 264872), (1130, 222680), (1172, 214700), (1465, 171760), (1520, 165545), (1808, 139175), (1900, 132436), (2147, 117200), (2260, 111340), (2344, 107350), (2825, 89072), (2930, 85880), (3800, 66218), (4294, 58600), (4520, 55670), (4688, 53675), (5567, 45200), (5650, 44536), (5860, 42940), (7325, 34352), (7600, 33109), (8588, 29300), (9040, 27835), (10735, 23440), (11134, 22600), (11300, 22268), (11720, 21470), (14650, 17176)]