1278545152

素因数分解:

$2^8\times {\mathrm{31}}^2\times {\mathrm{5197}}^1$

素因数の和:5275

約数の個数: 54

約数和(自身を含む): 2637584754

約数和(自身を除く): 1359039602

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 961, 992, 1922, 1984, 3844, 3968, 5197, 7688, 7936, 10394, 15376, 20788, 30752, 41576, 61504, 83152, 123008, 161107, 166304, 246016, 322214, 332608, 644428, 665216, 1288856, 1330432, 2577712, 4994317, 5155424, 9988634, 10310848, 19977268, 20621696, 39954536, 41243392, 79909072, 159818144, 319636288, 639272576, 1278545152]

約数ペア:

[(1, 1278545152), (2, 639272576), (4, 319636288), (8, 159818144), (16, 79909072), (31, 41243392), (32, 39954536), (62, 20621696), (64, 19977268), (124, 10310848), (128, 9988634), (248, 5155424), (256, 4994317), (496, 2577712), (961, 1330432), (992, 1288856), (1922, 665216), (1984, 644428), (3844, 332608), (3968, 322214), (5197, 246016), (7688, 166304), (7936, 161107), (10394, 123008), (15376, 83152), (20788, 61504), (30752, 41576)]