80458540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2551}}^1$

素因数の和:2662

約数の個数: 48

約数和(自身を含む): 180069120

約数和(自身を除く): 99610580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 1577, 1660, 2551, 3154, 5102, 6308, 7885, 10204, 12755, 15770, 25510, 31540, 48469, 51020, 96938, 193876, 211733, 242345, 423466, 484690, 846932, 969380, 1058665, 2117330, 4022927, 4234660, 8045854, 16091708, 20114635, 40229270, 80458540]

約数ペア:

[(1, 80458540), (2, 40229270), (4, 20114635), (5, 16091708), (10, 8045854), (19, 4234660), (20, 4022927), (38, 2117330), (76, 1058665), (83, 969380), (95, 846932), (166, 484690), (190, 423466), (332, 242345), (380, 211733), (415, 193876), (830, 96938), (1577, 51020), (1660, 48469), (2551, 31540), (3154, 25510), (5102, 15770), (6308, 12755), (7885, 10204)]