492125000

素因数分解:

$2^3\times 5^6\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 112

約数和(自身を含む): 1199984640

約数和(自身を除く): 707859640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 127, 155, 200, 248, 250, 254, 310, 500, 508, 620, 625, 635, 775, 1000, 1016, 1240, 1250, 1270, 1550, 2500, 2540, 3100, 3125, 3175, 3875, 3937, 5000, 5080, 6200, 6250, 6350, 7750, 7874, 12500, 12700, 15500, 15625, 15748, 15875, 19375, 19685, 25000, 25400, 31000, 31250, 31496, 31750, 38750, 39370, 62500, 63500, 77500, 78740, 79375, 96875, 98425, 125000, 127000, 155000, 157480, 158750, 193750, 196850, 317500, 387500, 393700, 396875, 484375, 492125, 635000, 775000, 787400, 793750, 968750, 984250, 1587500, 1937500, 1968500, 1984375, 2460625, 3175000, 3875000, 3937000, 3968750, 4921250, 7937500, 9842500, 12303125, 15875000, 19685000, 24606250, 49212500, 61515625, 98425000, 123031250, 246062500, 492125000]

約数ペア:

[(1, 492125000), (2, 246062500), (4, 123031250), (5, 98425000), (8, 61515625), (10, 49212500), (20, 24606250), (25, 19685000), (31, 15875000), (40, 12303125), (50, 9842500), (62, 7937500), (100, 4921250), (124, 3968750), (125, 3937000), (127, 3875000), (155, 3175000), (200, 2460625), (248, 1984375), (250, 1968500), (254, 1937500), (310, 1587500), (500, 984250), (508, 968750), (620, 793750), (625, 787400), (635, 775000), (775, 635000), (1000, 492125), (1016, 484375), (1240, 396875), (1250, 393700), (1270, 387500), (1550, 317500), (2500, 196850), (2540, 193750), (3100, 158750), (3125, 157480), (3175, 155000), (3875, 127000), (3937, 125000), (5000, 98425), (5080, 96875), (6200, 79375), (6250, 78740), (6350, 77500), (7750, 63500), (7874, 62500), (12500, 39370), (12700, 38750), (15500, 31750), (15625, 31496), (15748, 31250), (15875, 31000), (19375, 25400), (19685, 25000)]