65928800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 187925472

約数和(自身を除く): 121996672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 140, 160, 175, 193, 200, 224, 244, 280, 305, 350, 386, 400, 427, 488, 560, 610, 700, 772, 800, 854, 965, 976, 1120, 1220, 1351, 1400, 1525, 1544, 1708, 1930, 1952, 2135, 2440, 2702, 2800, 3050, 3088, 3416, 3860, 4270, 4825, 4880, 5404, 5600, 6100, 6176, 6755, 6832, 7720, 8540, 9650, 9760, 10675, 10808, 11773, 12200, 13510, 13664, 15440, 17080, 19300, 21350, 21616, 23546, 24400, 27020, 30880, 33775, 34160, 38600, 42700, 43232, 47092, 48800, 54040, 58865, 67550, 68320, 77200, 82411, 85400, 94184, 108080, 117730, 135100, 154400, 164822, 170800, 188368, 216160, 235460, 270200, 294325, 329644, 341600, 376736, 412055, 470920, 540400, 588650, 659288, 824110, 941840, 1080800, 1177300, 1318576, 1648220, 1883680, 2060275, 2354600, 2637152, 3296440, 4120550, 4709200, 6592880, 8241100, 9418400, 13185760, 16482200, 32964400, 65928800]

約数ペア:

[(1, 65928800), (2, 32964400), (4, 16482200), (5, 13185760), (7, 9418400), (8, 8241100), (10, 6592880), (14, 4709200), (16, 4120550), (20, 3296440), (25, 2637152), (28, 2354600), (32, 2060275), (35, 1883680), (40, 1648220), (50, 1318576), (56, 1177300), (61, 1080800), (70, 941840), (80, 824110), (100, 659288), (112, 588650), (122, 540400), (140, 470920), (160, 412055), (175, 376736), (193, 341600), (200, 329644), (224, 294325), (244, 270200), (280, 235460), (305, 216160), (350, 188368), (386, 170800), (400, 164822), (427, 154400), (488, 135100), (560, 117730), (610, 108080), (700, 94184), (772, 85400), (800, 82411), (854, 77200), (965, 68320), (976, 67550), (1120, 58865), (1220, 54040), (1351, 48800), (1400, 47092), (1525, 43232), (1544, 42700), (1708, 38600), (1930, 34160), (1952, 33775), (2135, 30880), (2440, 27020), (2702, 24400), (2800, 23546), (3050, 21616), (3088, 21350), (3416, 19300), (3860, 17080), (4270, 15440), (4825, 13664), (4880, 13510), (5404, 12200), (5600, 11773), (6100, 10808), (6176, 10675), (6755, 9760), (6832, 9650), (7720, 8540)]