72120832

素因数分解:

$2^9\times 7^1\times {\mathrm{20123}}^1$

素因数の和:20148

約数の個数: 40

約数和(自身を含む): 164694816

約数和(自身を除く): 92573984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 20123, 40246, 80492, 140861, 160984, 281722, 321968, 563444, 643936, 1126888, 1287872, 2253776, 2575744, 4507552, 5151488, 9015104, 10302976, 18030208, 36060416, 72120832]

約数ペア:

[(1, 72120832), (2, 36060416), (4, 18030208), (7, 10302976), (8, 9015104), (14, 5151488), (16, 4507552), (28, 2575744), (32, 2253776), (56, 1287872), (64, 1126888), (112, 643936), (128, 563444), (224, 321968), (256, 281722), (448, 160984), (512, 140861), (896, 80492), (1792, 40246), (3584, 20123)]