51431290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15923}}^1$

素因数の和:15966

約数の個数: 32

約数和(自身を含む): 103187520

約数和(自身を除く): 51756230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 15923, 31846, 79615, 159230, 270691, 302537, 541382, 605074, 1353455, 1512685, 2706910, 3025370, 5143129, 10286258, 25715645, 51431290]

約数ペア:

[(1, 51431290), (2, 25715645), (5, 10286258), (10, 5143129), (17, 3025370), (19, 2706910), (34, 1512685), (38, 1353455), (85, 605074), (95, 541382), (170, 302537), (190, 270691), (323, 159230), (646, 79615), (1615, 31846), (3230, 15923)]