52553710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1999}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 103680000

約数和(自身を除く): 51126290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 1999, 2390, 2629, 3998, 5258, 9995, 13145, 19990, 21989, 26290, 43978, 109945, 219890, 477761, 955522, 2388805, 4777610, 5255371, 10510742, 26276855, 52553710]

約数ペア:

[(1, 52553710), (2, 26276855), (5, 10510742), (10, 5255371), (11, 4777610), (22, 2388805), (55, 955522), (110, 477761), (239, 219890), (478, 109945), (1195, 43978), (1999, 26290), (2390, 21989), (2629, 19990), (3998, 13145), (5258, 9995)]