128733664

素因数分解:

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

素因数の和:2663

約数の個数: 48

約数和(自身を含む): 270103680

約数和(自身を除く): 141370016

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 83, 152, 166, 304, 332, 608, 664, 1328, 1577, 2551, 2656, 3154, 5102, 6308, 10204, 12616, 20408, 25232, 40816, 48469, 50464, 81632, 96938, 193876, 211733, 387752, 423466, 775504, 846932, 1551008, 1693864, 3387728, 4022927, 6775456, 8045854, 16091708, 32183416, 64366832, 128733664]

約数ペア:

[(1, 128733664), (2, 64366832), (4, 32183416), (8, 16091708), (16, 8045854), (19, 6775456), (32, 4022927), (38, 3387728), (76, 1693864), (83, 1551008), (152, 846932), (166, 775504), (304, 423466), (332, 387752), (608, 211733), (664, 193876), (1328, 96938), (1577, 81632), (2551, 50464), (2656, 48469), (3154, 40816), (5102, 25232), (6308, 20408), (10204, 12616)]