643944725824

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{1217}}^1\times {\mathrm{65099}}^1$

素因数の和:66455

約数の個数: 56

約数和(自身を含む): 1288967500800

約数和(自身を除く): 645022774976

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 1217, 2032, 2434, 4064, 4868, 8128, 9736, 19472, 38944, 65099, 77888, 130198, 154559, 260396, 309118, 520792, 618236, 1041584, 1236472, 2083168, 2472944, 4166336, 4945888, 8267573, 9891776, 16535146, 33070292, 66140584, 79225483, 132281168, 158450966, 264562336, 316901932, 529124672, 633803864, 1267607728, 2535215456, 5070430912, 10061636341, 20123272682, 40246545364, 80493090728, 160986181456, 321972362912, 643944725824]

約数ペア:

[(1, 643944725824), (2, 321972362912), (4, 160986181456), (8, 80493090728), (16, 40246545364), (32, 20123272682), (64, 10061636341), (127, 5070430912), (254, 2535215456), (508, 1267607728), (1016, 633803864), (1217, 529124672), (2032, 316901932), (2434, 264562336), (4064, 158450966), (4868, 132281168), (8128, 79225483), (9736, 66140584), (19472, 33070292), (38944, 16535146), (65099, 9891776), (77888, 8267573), (130198, 4945888), (154559, 4166336), (260396, 2472944), (309118, 2083168), (520792, 1236472), (618236, 1041584)]