256330376

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{619}}^1\times {\mathrm{1399}}^1$

素因数の和:2061

約数の個数: 32

約数和(自身を含む): 494760000

約数和(自身を除く): 238429624

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 619, 1238, 1399, 2476, 2798, 4952, 5596, 11192, 22903, 45806, 51763, 91612, 103526, 183224, 207052, 414104, 865981, 1731962, 3463924, 6927848, 32041297, 64082594, 128165188, 256330376]

約数ペア:

[(1, 256330376), (2, 128165188), (4, 64082594), (8, 32041297), (37, 6927848), (74, 3463924), (148, 1731962), (296, 865981), (619, 414104), (1238, 207052), (1399, 183224), (2476, 103526), (2798, 91612), (4952, 51763), (5596, 45806), (11192, 22903)]