417880000

素因数分解:

$2^6\times 5^4\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:400

約数の個数: 140

約数和(自身を含む): 1072806592

約数和(自身を除く): 654926592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 320, 337, 400, 496, 500, 620, 625, 674, 775, 800, 992, 1000, 1240, 1250, 1348, 1550, 1600, 1685, 1984, 2000, 2480, 2500, 2696, 3100, 3370, 3875, 4000, 4960, 5000, 5392, 6200, 6740, 7750, 8000, 8425, 9920, 10000, 10447, 10784, 12400, 13480, 15500, 16850, 19375, 20000, 20894, 21568, 24800, 26960, 31000, 33700, 38750, 40000, 41788, 42125, 49600, 52235, 53920, 62000, 67400, 77500, 83576, 84250, 104470, 107840, 124000, 134800, 155000, 167152, 168500, 208940, 210625, 248000, 261175, 269600, 310000, 334304, 337000, 417880, 421250, 522350, 539200, 620000, 668608, 674000, 835760, 842500, 1044700, 1240000, 1305875, 1348000, 1671520, 1685000, 2089400, 2611750, 2696000, 3343040, 3370000, 4178800, 5223500, 6529375, 6740000, 8357600, 10447000, 13058750, 13480000, 16715200, 20894000, 26117500, 41788000, 52235000, 83576000, 104470000, 208940000, 417880000]

約数ペア:

[(1, 417880000), (2, 208940000), (4, 104470000), (5, 83576000), (8, 52235000), (10, 41788000), (16, 26117500), (20, 20894000), (25, 16715200), (31, 13480000), (32, 13058750), (40, 10447000), (50, 8357600), (62, 6740000), (64, 6529375), (80, 5223500), (100, 4178800), (124, 3370000), (125, 3343040), (155, 2696000), (160, 2611750), (200, 2089400), (248, 1685000), (250, 1671520), (310, 1348000), (320, 1305875), (337, 1240000), (400, 1044700), (496, 842500), (500, 835760), (620, 674000), (625, 668608), (674, 620000), (775, 539200), (800, 522350), (992, 421250), (1000, 417880), (1240, 337000), (1250, 334304), (1348, 310000), (1550, 269600), (1600, 261175), (1685, 248000), (1984, 210625), (2000, 208940), (2480, 168500), (2500, 167152), (2696, 155000), (3100, 134800), (3370, 124000), (3875, 107840), (4000, 104470), (4960, 84250), (5000, 83576), (5392, 77500), (6200, 67400), (6740, 62000), (7750, 53920), (8000, 52235), (8425, 49600), (9920, 42125), (10000, 41788), (10447, 40000), (10784, 38750), (12400, 33700), (13480, 31000), (15500, 26960), (16850, 24800), (19375, 21568), (20000, 20894)]