204564400

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:551

約数の個数: 120

約数和(自身を含む): 529318800

約数和(自身を除く): 324754400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 67, 68, 80, 85, 100, 134, 136, 170, 200, 268, 272, 335, 340, 400, 425, 449, 536, 670, 680, 850, 898, 1072, 1139, 1340, 1360, 1675, 1700, 1796, 2245, 2278, 2680, 3350, 3400, 3592, 4490, 4556, 5360, 5695, 6700, 6800, 7184, 7633, 8980, 9112, 11225, 11390, 13400, 15266, 17960, 18224, 22450, 22780, 26800, 28475, 30083, 30532, 35920, 38165, 44900, 45560, 56950, 60166, 61064, 76330, 89800, 91120, 113900, 120332, 122128, 150415, 152660, 179600, 190825, 227800, 240664, 300830, 305320, 381650, 455600, 481328, 511411, 601660, 610640, 752075, 763300, 1022822, 1203320, 1504150, 1526600, 2045644, 2406640, 2557055, 3008300, 3053200, 4091288, 5114110, 6016600, 8182576, 10228220, 12033200, 12785275, 20456440, 25570550, 40912880, 51141100, 102282200, 204564400]

約数ペア:

[(1, 204564400), (2, 102282200), (4, 51141100), (5, 40912880), (8, 25570550), (10, 20456440), (16, 12785275), (17, 12033200), (20, 10228220), (25, 8182576), (34, 6016600), (40, 5114110), (50, 4091288), (67, 3053200), (68, 3008300), (80, 2557055), (85, 2406640), (100, 2045644), (134, 1526600), (136, 1504150), (170, 1203320), (200, 1022822), (268, 763300), (272, 752075), (335, 610640), (340, 601660), (400, 511411), (425, 481328), (449, 455600), (536, 381650), (670, 305320), (680, 300830), (850, 240664), (898, 227800), (1072, 190825), (1139, 179600), (1340, 152660), (1360, 150415), (1675, 122128), (1700, 120332), (1796, 113900), (2245, 91120), (2278, 89800), (2680, 76330), (3350, 61064), (3400, 60166), (3592, 56950), (4490, 45560), (4556, 44900), (5360, 38165), (5695, 35920), (6700, 30532), (6800, 30083), (7184, 28475), (7633, 26800), (8980, 22780), (9112, 22450), (11225, 18224), (11390, 17960), (13400, 15266)]