25709880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 89210880

約数和(自身を除く): 63501000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 241, 254, 280, 381, 420, 482, 508, 635, 723, 762, 840, 889, 964, 1016, 1205, 1270, 1446, 1524, 1687, 1778, 1905, 1928, 2410, 2540, 2667, 2892, 3048, 3374, 3556, 3615, 3810, 4445, 4820, 5061, 5080, 5334, 5784, 6748, 7112, 7230, 7620, 8435, 8890, 9640, 10122, 10668, 13335, 13496, 14460, 15240, 16870, 17780, 20244, 21336, 25305, 26670, 28920, 30607, 33740, 35560, 40488, 50610, 53340, 61214, 67480, 91821, 101220, 106680, 122428, 153035, 183642, 202440, 214249, 244856, 306070, 367284, 428498, 459105, 612140, 642747, 734568, 856996, 918210, 1071245, 1224280, 1285494, 1713992, 1836420, 2142490, 2570988, 3213735, 3672840, 4284980, 5141976, 6427470, 8569960, 12854940, 25709880]

約数ペア:

[(1, 25709880), (2, 12854940), (3, 8569960), (4, 6427470), (5, 5141976), (6, 4284980), (7, 3672840), (8, 3213735), (10, 2570988), (12, 2142490), (14, 1836420), (15, 1713992), (20, 1285494), (21, 1224280), (24, 1071245), (28, 918210), (30, 856996), (35, 734568), (40, 642747), (42, 612140), (56, 459105), (60, 428498), (70, 367284), (84, 306070), (105, 244856), (120, 214249), (127, 202440), (140, 183642), (168, 153035), (210, 122428), (241, 106680), (254, 101220), (280, 91821), (381, 67480), (420, 61214), (482, 53340), (508, 50610), (635, 40488), (723, 35560), (762, 33740), (840, 30607), (889, 28920), (964, 26670), (1016, 25305), (1205, 21336), (1270, 20244), (1446, 17780), (1524, 16870), (1687, 15240), (1778, 14460), (1905, 13496), (1928, 13335), (2410, 10668), (2540, 10122), (2667, 9640), (2892, 8890), (3048, 8435), (3374, 7620), (3556, 7230), (3615, 7112), (3810, 6748), (4445, 5784), (4820, 5334), (5061, 5080)]