279953995390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{16555529}}^1$

素因数の和:16555644

約数の個数: 32

約数和(自身を含む): 536399172000

約数和(自身を除く): 256445176610

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 8455, 16910, 16555529, 33111058, 82777645, 165555290, 314555051, 629110102, 1473442081, 1572775255, 2946884162, 3145550510, 7367210405, 14734420810, 27995399539, 55990799078, 139976997695, 279953995390]

約数ペア:

[(1, 279953995390), (2, 139976997695), (5, 55990799078), (10, 27995399539), (19, 14734420810), (38, 7367210405), (89, 3145550510), (95, 2946884162), (178, 1572775255), (190, 1473442081), (445, 629110102), (890, 314555051), (1691, 165555290), (3382, 82777645), (8455, 33111058), (16910, 16555529)]