206456000

素因数分解:

$2^6\times 5^3\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 112

約数和(自身を含む): 517806432

約数和(自身を除く): 311350432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 131, 160, 197, 200, 250, 262, 320, 394, 400, 500, 524, 655, 788, 800, 985, 1000, 1048, 1310, 1576, 1600, 1970, 2000, 2096, 2620, 3152, 3275, 3940, 4000, 4192, 4925, 5240, 6304, 6550, 7880, 8000, 8384, 9850, 10480, 12608, 13100, 15760, 16375, 19700, 20960, 24625, 25807, 26200, 31520, 32750, 39400, 41920, 49250, 51614, 52400, 63040, 65500, 78800, 98500, 103228, 104800, 129035, 131000, 157600, 197000, 206456, 209600, 258070, 262000, 315200, 394000, 412912, 516140, 524000, 645175, 788000, 825824, 1032280, 1048000, 1290350, 1576000, 1651648, 2064560, 2580700, 3225875, 4129120, 5161400, 6451750, 8258240, 10322800, 12903500, 20645600, 25807000, 41291200, 51614000, 103228000, 206456000]

約数ペア:

[(1, 206456000), (2, 103228000), (4, 51614000), (5, 41291200), (8, 25807000), (10, 20645600), (16, 12903500), (20, 10322800), (25, 8258240), (32, 6451750), (40, 5161400), (50, 4129120), (64, 3225875), (80, 2580700), (100, 2064560), (125, 1651648), (131, 1576000), (160, 1290350), (197, 1048000), (200, 1032280), (250, 825824), (262, 788000), (320, 645175), (394, 524000), (400, 516140), (500, 412912), (524, 394000), (655, 315200), (788, 262000), (800, 258070), (985, 209600), (1000, 206456), (1048, 197000), (1310, 157600), (1576, 131000), (1600, 129035), (1970, 104800), (2000, 103228), (2096, 98500), (2620, 78800), (3152, 65500), (3275, 63040), (3940, 52400), (4000, 51614), (4192, 49250), (4925, 41920), (5240, 39400), (6304, 32750), (6550, 31520), (7880, 26200), (8000, 25807), (8384, 24625), (9850, 20960), (10480, 19700), (12608, 16375), (13100, 15760)]