25438257616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{16963}}^1\times {\mathrm{4933}}^1$

素因数の和:21923

約数の個数: 40

約数和(自身を含む): 51894233120

約数和(自身を除く): 26455975504

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4933, 9866, 16963, 19732, 33926, 39464, 67852, 78928, 93727, 135704, 187454, 271408, 322297, 374908, 644594, 749816, 1289188, 1499632, 2578376, 5156752, 83678479, 167356958, 334713916, 669427832, 1338855664, 1589891101, 3179782202, 6359564404, 12719128808, 25438257616]

約数ペア:

[(1, 25438257616), (2, 12719128808), (4, 6359564404), (8, 3179782202), (16, 1589891101), (19, 1338855664), (38, 669427832), (76, 334713916), (152, 167356958), (304, 83678479), (4933, 5156752), (9866, 2578376), (16963, 1499632), (19732, 1289188), (33926, 749816), (39464, 644594), (67852, 374908), (78928, 322297), (93727, 271408), (135704, 187454)]