128038432

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{383}}^1$

素因数の和:761

約数の個数: 48

約数和(自身を含む): 261660672

約数和(自身を除く): 133622240

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 337, 383, 496, 674, 766, 992, 1348, 1532, 2696, 3064, 5392, 6128, 10447, 10784, 11873, 12256, 20894, 23746, 41788, 47492, 83576, 94984, 129071, 167152, 189968, 258142, 334304, 379936, 516284, 1032568, 2065136, 4001201, 4130272, 8002402, 16004804, 32009608, 64019216, 128038432]

約数ペア:

[(1, 128038432), (2, 64019216), (4, 32009608), (8, 16004804), (16, 8002402), (31, 4130272), (32, 4001201), (62, 2065136), (124, 1032568), (248, 516284), (337, 379936), (383, 334304), (496, 258142), (674, 189968), (766, 167152), (992, 129071), (1348, 94984), (1532, 83576), (2696, 47492), (3064, 41788), (5392, 23746), (6128, 20894), (10447, 12256), (10784, 11873)]