25496520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 88473600

約数和(自身を除く): 62977080

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, 239, 254, 280, 381, 420, 478, 508, 635, 717, 762, 840, 889, 956, 1016, 1195, 1270, 1434, 1524, 1673, 1778, 1905, 1912, 2390, 2540, 2667, 2868, 3048, 3346, 3556, 3585, 3810, 4445, 4780, 5019, 5080, 5334, 5736, 6692, 7112, 7170, 7620, 8365, 8890, 9560, 10038, 10668, 13335, 13384, 14340, 15240, 16730, 17780, 20076, 21336, 25095, 26670, 28680, 30353, 33460, 35560, 40152, 50190, 53340, 60706, 66920, 91059, 100380, 106680, 121412, 151765, 182118, 200760, 212471, 242824, 303530, 364236, 424942, 455295, 607060, 637413, 728472, 849884, 910590, 1062355, 1214120, 1274826, 1699768, 1821180, 2124710, 2549652, 3187065, 3642360, 4249420, 5099304, 6374130, 8498840, 12748260, 25496520]

約数ペア:

[(1, 25496520), (2, 12748260), (3, 8498840), (4, 6374130), (5, 5099304), (6, 4249420), (7, 3642360), (8, 3187065), (10, 2549652), (12, 2124710), (14, 1821180), (15, 1699768), (20, 1274826), (21, 1214120), (24, 1062355), (28, 910590), (30, 849884), (35, 728472), (40, 637413), (42, 607060), (56, 455295), (60, 424942), (70, 364236), (84, 303530), (105, 242824), (120, 212471), (127, 200760), (140, 182118), (168, 151765), (210, 121412), (239, 106680), (254, 100380), (280, 91059), (381, 66920), (420, 60706), (478, 53340), (508, 50190), (635, 40152), (717, 35560), (762, 33460), (840, 30353), (889, 28680), (956, 26670), (1016, 25095), (1195, 21336), (1270, 20076), (1434, 17780), (1524, 16730), (1673, 15240), (1778, 14340), (1905, 13384), (1912, 13335), (2390, 10668), (2540, 10038), (2667, 9560), (2868, 8890), (3048, 8365), (3346, 7620), (3556, 7170), (3585, 7112), (3810, 6692), (4445, 5736), (4780, 5334), (5019, 5080)]