72065728

素因数分解:

$2^6\times 7^1\times {\mathrm{160861}}^1$

素因数の和:160880

約数の個数: 28

約数和(自身を含む): 163435792

約数和(自身を除く): 91370064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 160861, 321722, 643444, 1126027, 1286888, 2252054, 2573776, 4504108, 5147552, 9008216, 10295104, 18016432, 36032864, 72065728]

約数ペア:

[(1, 72065728), (2, 36032864), (4, 18016432), (7, 10295104), (8, 9008216), (14, 5147552), (16, 4504108), (28, 2573776), (32, 2252054), (56, 1286888), (64, 1126027), (112, 643444), (224, 321722), (448, 160861)]